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Finding the Third Proportional to 6,747.75 and 15,761.25

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Solution

The third proportional to 6,747.75 and 15,761.25 is: 36,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.75 : 15,761.25 = 15,761.25 : x
  2. Step 2: Convert to fraction form
    6,747.75/15,761.25 = 15,761.25/x
  3. Step 3: Cross multiply
    6,747.75x = 15,761.25 × 15,761.25
  4. Step 4: Simplify right side
    6,747.75x = 248,417,001.56
  5. Step 5: Solve for x
    x = 248,417,001.56/6,747.75
  6. Step 6: Final answer
    x = 36,814.79

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.