Home / 31,428.56-47,229.24-29,373.68

Finding the Fourth Proportional to 31,428.56, 47,229.24 and 29,373.68

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Solution

The fourth proportional to 31,428.56, 47,229.24 and 29,373.68 is: 44,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,428.56 : 47,229.24 = 29,373.68 : x
  2. Step 2: Convert to fraction form
    31,428.56/47,229.24 = 29,373.68/x
  3. Step 3: Cross multiply
    31,428.56x = 47,229.24 × 29,373.68
  4. Step 4: Simplify right side
    31,428.56x = 1,387,296,582.40
  5. Step 5: Solve for x
    x = 1,387,296,582.40/31,428.56
  6. Step 6: Final answer
    x = 44,141.27

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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.