Home / 31,248.86-43,124.13-17,101.73

Finding the Fourth Proportional to 31,248.86, 43,124.13 and 17,101.73

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Solution

The fourth proportional to 31,248.86, 43,124.13 and 17,101.73 is: 23,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.86 : 43,124.13 = 17,101.73 : x
  2. Step 2: Convert to fraction form
    31,248.86/43,124.13 = 17,101.73/x
  3. Step 3: Cross multiply
    31,248.86x = 43,124.13 × 17,101.73
  4. Step 4: Simplify right side
    31,248.86x = 737,497,335.56
  5. Step 5: Solve for x
    x = 737,497,335.56/31,248.86
  6. Step 6: Final answer
    x = 23,600.78

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1.5x scale

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.