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Finding the Fourth Proportional to 52,425.27, 72,344.68 and 28,551.87

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Solution

The fourth proportional to 52,425.27, 72,344.68 and 28,551.87 is: 39,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.27 : 72,344.68 = 28,551.87 : x
  2. Step 2: Convert to fraction form
    52,425.27/72,344.68 = 28,551.87/x
  3. Step 3: Cross multiply
    52,425.27x = 72,344.68 × 28,551.87
  4. Step 4: Simplify right side
    52,425.27x = 2,065,575,827.17
  5. Step 5: Solve for x
    x = 2,065,575,827.17/52,425.27
  6. Step 6: Final answer
    x = 39,400.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.