Home / 48,412.15-72,618.29-15,132.39

Finding the Fourth Proportional to 48,412.15, 72,618.29 and 15,132.39

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Solution

The fourth proportional to 48,412.15, 72,618.29 and 15,132.39 is: 22,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,412.15 : 72,618.29 = 15,132.39 : x
  2. Step 2: Convert to fraction form
    48,412.15/72,618.29 = 15,132.39/x
  3. Step 3: Cross multiply
    48,412.15x = 72,618.29 × 15,132.39
  4. Step 4: Simplify right side
    48,412.15x = 1,098,888,285.41
  5. Step 5: Solve for x
    x = 1,098,888,285.41/48,412.15
  6. Step 6: Final answer
    x = 22,698.61

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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.