Finding the Third Proportional to 7,688.81 and 16,557.19
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Solution
The third proportional to 7,688.81 and 16,557.19 is: 35,654.46
Step by Step Solution
- Step 1: Write the proportion equation
7,688.81 : 16,557.19 = 16,557.19 : x - Step 2: Convert to fraction form
7,688.81/16,557.19 = 16,557.19/x - Step 3: Cross multiply
7,688.81x = 16,557.19 × 16,557.19 - Step 4: Simplify right side
7,688.81x = 274,140,457.91 - Step 5: Solve for x
x = 274,140,457.91/7,688.81 - Step 6: Final answer
x = 35,654.46
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.