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Finding the Fourth Proportional to 63,909, 95,847.30 and 19,524.24

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Solution

The fourth proportional to 63,909, 95,847.30 and 19,524.24 is: 29,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,909 : 95,847.30 = 19,524.24 : x
  2. Step 2: Convert to fraction form
    63,909/95,847.30 = 19,524.24/x
  3. Step 3: Cross multiply
    63,909x = 95,847.30 × 19,524.24
  4. Step 4: Simplify right side
    63,909x = 1,871,345,688.55
  5. Step 5: Solve for x
    x = 1,871,345,688.55/63,909
  6. Step 6: Final answer
    x = 29,281.41

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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.