5:X=30:48
You asked:
Solve \(5 : X=30 : 48\) for the variable \(X\).
MathBot Answer:
$$\begin{aligned}X &= 8\end{aligned}$$
Express both ratios as fractions. \[\frac{5}{X} = \frac{30}{48}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{5}{X} &= \frac{30}{48} \\ 240 &= 30 X \\ X &&= 8 \end{aligned}$$