Question

If $7,14,x$ and $12$ are in proportion, then $x=\_\_\_\_$ $\left[x=6/x=24\right]$

Answer 1

Since $7,14,x$ and $12$ are in proportion.

Therefore,

$$\begin{gathered} \frac{7}{14}=\frac{12}{x} \\ x=\frac{14\times 12}{7} \\ x=24 \end{gathered}$$

Hence, the value of $x=24$