Question

use equivalent ratios to find the unknown value.10/?= 50/40the unknown value is ?

Answer 1

The given proportion is

$\frac{10}{x}=\frac{50}{40}$

Let's solve for x.

$\begin{gathered} x=\frac{40\cdot10}{50} \\ x=\frac{400}{50} \\ x=8 \end{gathered}$

Hence, the solution is 8.