Home / 31,481.28-43,444.13-17,334

Finding the Fourth Proportional to 31,481.28, 43,444.13 and 17,334

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Solution

The fourth proportional to 31,481.28, 43,444.13 and 17,334 is: 23,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.28 : 43,444.13 = 17,334 : x
  2. Step 2: Convert to fraction form
    31,481.28/43,444.13 = 17,334/x
  3. Step 3: Cross multiply
    31,481.28x = 43,444.13 × 17,334
  4. Step 4: Simplify right side
    31,481.28x = 753,060,462.75
  5. Step 5: Solve for x
    x = 753,060,462.75/31,481.28
  6. Step 6: Final answer
    x = 23,920.90

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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.