Home / 49,694.11-68,562.45-28,469.27

Finding the Fourth Proportional to 49,694.11, 68,562.45 and 28,469.27

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Solution

The fourth proportional to 49,694.11, 68,562.45 and 28,469.27 is: 39,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,694.11 : 68,562.45 = 28,469.27 : x
  2. Step 2: Convert to fraction form
    49,694.11/68,562.45 = 28,469.27/x
  3. Step 3: Cross multiply
    49,694.11x = 68,562.45 × 28,469.27
  4. Step 4: Simplify right side
    49,694.11x = 1,951,923,072.32
  5. Step 5: Solve for x
    x = 1,951,923,072.32/49,694.11
  6. Step 6: Final answer
    x = 39,278.76

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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.