X:8=4:16
You asked:
Solve \(X : 8=4 : 16\) for the variable \(X\).
MathBot Answer:
$$\begin{aligned}X &= 2\end{aligned}$$
Express both ratios as fractions. \[\frac{X}{8} = \frac{4}{16}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{X}{8} &= \frac{4}{16} \\ 16 X &= 32 \\ X &&= 2 \end{aligned}$$