40 feet in meters

Conversion formula
How to convert 40 feet to meters?

We know (by definition) that: $1\mathrm{ft}=0.3048\mathrm{m}$

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

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

Conclusion: 40 ⁢ ft = 12.192 ⁢ m

Conversion in the opposite direction

The inverse of the conversion factor is that 1 meter is equal to 0.0820209973753281 times 40 feet.

It can also be expressed as: 40 feet is equal to $\frac{1}{\mathrm{0.0820209973753281}}$ meters.

Approximation

An approximate numerical result would be: forty feet is about twelve point one eight meters, or alternatively, a meter is about zero point zero eight times forty feet.