Home / 48,815.13-73,227.02-13,755.09

Finding the Fourth Proportional to 48,815.13, 73,227.02 and 13,755.09

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Solution

The fourth proportional to 48,815.13, 73,227.02 and 13,755.09 is: 20,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,815.13 : 73,227.02 = 13,755.09 : x
  2. Step 2: Convert to fraction form
    48,815.13/73,227.02 = 13,755.09/x
  3. Step 3: Cross multiply
    48,815.13x = 73,227.02 × 13,755.09
  4. Step 4: Simplify right side
    48,815.13x = 1,007,244,250.53
  5. Step 5: Solve for x
    x = 1,007,244,250.53/48,815.13
  6. Step 6: Final answer
    x = 20,633.85

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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.