Answer:
[tex]\boxed{3}[/tex]
Step-by-step explanation:
We can use ratios to solve since the sides are proportional.
[tex]\frac{18}{x} =\frac{48}{8}[/tex]
Cross multiply.
[tex]48x=18 \times 8[/tex]
Divide both sides by 48.
[tex]\frac{48x}{48} = \frac{18 \times 8}{48}[/tex]
[tex]x=3[/tex]
