Home / 47,147.20-65,057.68-27,002.88

Finding the Fourth Proportional to 47,147.20, 65,057.68 and 27,002.88

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Solution

The fourth proportional to 47,147.20, 65,057.68 and 27,002.88 is: 37,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,147.20 : 65,057.68 = 27,002.88 : x
  2. Step 2: Convert to fraction form
    47,147.20/65,057.68 = 27,002.88/x
  3. Step 3: Cross multiply
    47,147.20x = 65,057.68 × 27,002.88
  4. Step 4: Simplify right side
    47,147.20x = 1,756,744,726.12
  5. Step 5: Solve for x
    x = 1,756,744,726.12/47,147.20
  6. Step 6: Final answer
    x = 37,260.85

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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.