15 imperial gallons in dry gallons

Conversion formula
How to convert 15 imperial gallons to dry gallons?

We know (by definition) that: $1\mathrm{imperialgallon}\approx 1.0320567434887\mathrm{drygallon}$

We can set up a proportion to solve for the number of dry gallons.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 15 ⁢ imperialgallon ≈ 15.4808511523305 ⁢ drygallon

Conversion in the opposite direction

The inverse of the conversion factor is that 1 dry gallon is equal to 0.064595931461395 times 15 imperial gallons.

It can also be expressed as: 15 imperial gallons is equal to $\frac{1}{\mathrm{0.064595931461395}}$ dry gallons.

Approximation

An approximate numerical result would be: fifteen imperial gallons is about fifteen point four eight dry gallons, or alternatively, a dry gallon is about zero point zero six times fifteen imperial gallons.