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Finding the Fourth Proportional to 63,391.76, 95,087.64 and 16,644.56

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Solution

The fourth proportional to 63,391.76, 95,087.64 and 16,644.56 is: 24,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,391.76 : 95,087.64 = 16,644.56 : x
  2. Step 2: Convert to fraction form
    63,391.76/95,087.64 = 16,644.56/x
  3. Step 3: Cross multiply
    63,391.76x = 95,087.64 × 16,644.56
  4. Step 4: Simplify right side
    63,391.76x = 1,582,691,929.24
  5. Step 5: Solve for x
    x = 1,582,691,929.24/63,391.76
  6. Step 6: Final answer
    x = 24,966.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.