Home / 52,320.60-72,201.58-28,447.88

Finding the Fourth Proportional to 52,320.60, 72,201.58 and 28,447.88

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Solution

The fourth proportional to 52,320.60, 72,201.58 and 28,447.88 is: 39,257.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,320.60 : 72,201.58 = 28,447.88 : x
  2. Step 2: Convert to fraction form
    52,320.60/72,201.58 = 28,447.88/x
  3. Step 3: Cross multiply
    52,320.60x = 72,201.58 × 28,447.88
  4. Step 4: Simplify right side
    52,320.60x = 2,053,981,451.52
  5. Step 5: Solve for x
    x = 2,053,981,451.52/52,320.60
  6. Step 6: Final answer
    x = 39,257.61

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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.