Finding the Third Proportional to 6,864.75 and 11,655.75
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Solution
The third proportional to 6,864.75 and 11,655.75 is: 19,790.45
Step by Step Solution
- Step 1: Write the proportion equation
6,864.75 : 11,655.75 = 11,655.75 : x - Step 2: Convert to fraction form
6,864.75/11,655.75 = 11,655.75/x - Step 3: Cross multiply
6,864.75x = 11,655.75 × 11,655.75 - Step 4: Simplify right side
6,864.75x = 135,856,508.06 - Step 5: Solve for x
x = 135,856,508.06/6,864.75 - Step 6: Final answer
x = 19,790.45
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These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.