Home / 31,737.73-43,799.18-17,397.55

Finding the Fourth Proportional to 31,737.73, 43,799.18 and 17,397.55

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Solution

The fourth proportional to 31,737.73, 43,799.18 and 17,397.55 is: 24,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,737.73 : 43,799.18 = 17,397.55 : x
  2. Step 2: Convert to fraction form
    31,737.73/43,799.18 = 17,397.55/x
  3. Step 3: Cross multiply
    31,737.73x = 43,799.18 × 17,397.55
  4. Step 4: Simplify right side
    31,737.73x = 761,998,359.90
  5. Step 5: Solve for x
    x = 761,998,359.90/31,737.73
  6. Step 6: Final answer
    x = 24,009.23

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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.