Home / 47,372.28-65,373.82-25,862.20

Finding the Fourth Proportional to 47,372.28, 65,373.82 and 25,862.20

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Solution

The fourth proportional to 47,372.28, 65,373.82 and 25,862.20 is: 35,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,372.28 : 65,373.82 = 25,862.20 : x
  2. Step 2: Convert to fraction form
    47,372.28/65,373.82 = 25,862.20/x
  3. Step 3: Cross multiply
    47,372.28x = 65,373.82 × 25,862.20
  4. Step 4: Simplify right side
    47,372.28x = 1,690,710,807.60
  5. Step 5: Solve for x
    x = 1,690,710,807.60/47,372.28
  6. Step 6: Final answer
    x = 35,689.88

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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.