Finding the Third Proportional to 8,539.80 and 18,760.99
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Solution
The third proportional to 8,539.80 and 18,760.99 is: 41,215.79
Step by Step Solution
- Step 1: Write the proportion equation
8,539.80 : 18,760.99 = 18,760.99 : x - Step 2: Convert to fraction form
8,539.80/18,760.99 = 18,760.99/x - Step 3: Cross multiply
8,539.80x = 18,760.99 × 18,760.99 - Step 4: Simplify right side
8,539.80x = 351,974,827.86 - Step 5: Solve for x
x = 351,974,827.86/8,539.80 - Step 6: Final answer
x = 41,215.79
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.