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Finding the Third Proportional to 6,615.75 and 14,562.75

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Solution

The third proportional to 6,615.75 and 14,562.75 is: 32,055.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615.75 : 14,562.75 = 14,562.75 : x
  2. Step 2: Convert to fraction form
    6,615.75/14,562.75 = 14,562.75/x
  3. Step 3: Cross multiply
    6,615.75x = 14,562.75 × 14,562.75
  4. Step 4: Simplify right side
    6,615.75x = 212,073,687.56
  5. Step 5: Solve for x
    x = 212,073,687.56/6,615.75
  6. Step 6: Final answer
    x = 32,055.88

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.