Home / 31,505.76-47,258.62-29,581.20

Finding the Fourth Proportional to 31,505.76, 47,258.62 and 29,581.20

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Solution

The fourth proportional to 31,505.76, 47,258.62 and 29,581.20 is: 44,371.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,505.76 : 47,258.62 = 29,581.20 : x
  2. Step 2: Convert to fraction form
    31,505.76/47,258.62 = 29,581.20/x
  3. Step 3: Cross multiply
    31,505.76x = 47,258.62 × 29,581.20
  4. Step 4: Simplify right side
    31,505.76x = 1,397,966,689.94
  5. Step 5: Solve for x
    x = 1,397,966,689.94/31,505.76
  6. Step 6: Final answer
    x = 44,371.78

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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.