Finding the Third Proportional to 7,688.25 and 11,517.19
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Solution
The third proportional to 7,688.25 and 11,517.19 is: 17,253.03
Step by Step Solution
- Step 1: Write the proportion equation
7,688.25 : 11,517.19 = 11,517.19 : x - Step 2: Convert to fraction form
7,688.25/11,517.19 = 11,517.19/x - Step 3: Cross multiply
7,688.25x = 11,517.19 × 11,517.19 - Step 4: Simplify right side
7,688.25x = 132,645,607.91 - Step 5: Solve for x
x = 132,645,607.91/7,688.25 - Step 6: Final answer
x = 17,253.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.