Home / 31,229.24-46,843.92-12,761.24

Finding the Fourth Proportional to 31,229.24, 46,843.92 and 12,761.24

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Solution

The fourth proportional to 31,229.24, 46,843.92 and 12,761.24 is: 19,141.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229.24 : 46,843.92 = 12,761.24 : x
  2. Step 2: Convert to fraction form
    31,229.24/46,843.92 = 12,761.24/x
  3. Step 3: Cross multiply
    31,229.24x = 46,843.92 × 12,761.24
  4. Step 4: Simplify right side
    31,229.24x = 597,786,505.66
  5. Step 5: Solve for x
    x = 597,786,505.66/31,229.24
  6. Step 6: Final answer
    x = 19,141.88

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1.5x scale

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.