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Finding the Fourth Proportional to 63,757, 95,614.82 and 21,052.83

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Solution

The fourth proportional to 63,757, 95,614.82 and 21,052.83 is: 31,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,757 : 95,614.82 = 21,052.83 : x
  2. Step 2: Convert to fraction form
    63,757/95,614.82 = 21,052.83/x
  3. Step 3: Cross multiply
    63,757x = 95,614.82 × 21,052.83
  4. Step 4: Simplify right side
    63,757x = 2,012,962,550.94
  5. Step 5: Solve for x
    x = 2,012,962,550.94/63,757
  6. Step 6: Final answer
    x = 31,572.42

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1.5x scale

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.