Home / 47,158.20-65,077.80-25,937.76

Finding the Fourth Proportional to 47,158.20, 65,077.80 and 25,937.76

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Solution

The fourth proportional to 47,158.20, 65,077.80 and 25,937.76 is: 35,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,158.20 : 65,077.80 = 25,937.76 : x
  2. Step 2: Convert to fraction form
    47,158.20/65,077.80 = 25,937.76/x
  3. Step 3: Cross multiply
    47,158.20x = 65,077.80 × 25,937.76
  4. Step 4: Simplify right side
    47,158.20x = 1,687,972,357.73
  5. Step 5: Solve for x
    x = 1,687,972,357.73/47,158.20
  6. Step 6: Final answer
    x = 35,793.82

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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.