Finding the Third Proportional to 18,909.50 and 41,135
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Solution
The third proportional to 18,909.50 and 41,135 is: 89,483.50
Step by Step Solution
- Step 1: Write the proportion equation
18,909.50 : 41,135 = 41,135 : x - Step 2: Convert to fraction form
18,909.50/41,135 = 41,135/x - Step 3: Cross multiply
18,909.50x = 41,135 × 41,135 - Step 4: Simplify right side
18,909.50x = 1,692,088,225 - Step 5: Solve for x
x = 1,692,088,225/18,909.50 - Step 6: Final answer
x = 89,483.50
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.