21 dry gallons in dry quarts
Result
The conversion result is: 21 dry gallons is equivalent to 84 dry quarts.[1]
Conversion formula
How to convert 21 dry gallons to dry quarts?
We know (by definition) that: 1 drygallon ≈ 4 dryquart.
We can set up a proportion to solve for the number of dry quarts.
1 drygallon / 21 drygallon ≈ 4 dryquart / x dryquart
Now, we cross multiply to solve for our unknown x:
x dryquart ≈ (21 drygallon / 1 drygallon) * 4 dryquart → x dryquart ≈ 84 dryquart
Conclusion:
21 drygallon ≈ 84 dryquart
Conversion in the opposite direction
The inverse of the conversion factor is that 1 dry quart is equal to 0.0119047619047619 times 21 dry gallons.
It can also be expressed as: 21 dry gallons is equal to 1 / 0.0119047619047619 dry quarts.
Approximation
An approximate numerical result would be: twenty-one dry gallons is about zero dry quarts, or alternatively, a dry quart is about zero point zero one times twenty-one dry gallons.
Footnotes
[1] The precision is 15 significant digits (fourteen digits to the right of the decimal point).
Results may contain small errors due to the use of floating point arithmetic.