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Finding the Fourth Proportional to 52,494.68, 78,725.86 and 15,044.71

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Solution

The fourth proportional to 52,494.68, 78,725.86 and 15,044.71 is: 22,562.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,494.68 : 78,725.86 = 15,044.71 : x
  2. Step 2: Convert to fraction form
    52,494.68/78,725.86 = 15,044.71/x
  3. Step 3: Cross multiply
    52,494.68x = 78,725.86 × 15,044.71
  4. Step 4: Simplify right side
    52,494.68x = 1,184,407,657.98
  5. Step 5: Solve for x
    x = 1,184,407,657.98/52,494.68
  6. Step 6: Final answer
    x = 22,562.43

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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.