Home / 31,474.57-47,156.43-29,601.61

Finding the Fourth Proportional to 31,474.57, 47,156.43 and 29,601.61

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Solution

The fourth proportional to 31,474.57, 47,156.43 and 29,601.61 is: 44,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.57 : 47,156.43 = 29,601.61 : x
  2. Step 2: Convert to fraction form
    31,474.57/47,156.43 = 29,601.61/x
  3. Step 3: Cross multiply
    31,474.57x = 47,156.43 × 29,601.61
  4. Step 4: Simplify right side
    31,474.57x = 1,395,906,249.85
  5. Step 5: Solve for x
    x = 1,395,906,249.85/31,474.57
  6. Step 6: Final answer
    x = 44,350.29

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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.