Home / 63,869.74-95,760.45-28,311.63

Finding the Fourth Proportional to 63,869.74, 95,760.45 and 28,311.63

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Solution

The fourth proportional to 63,869.74, 95,760.45 and 28,311.63 is: 42,447.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,869.74 : 95,760.45 = 28,311.63 : x
  2. Step 2: Convert to fraction form
    63,869.74/95,760.45 = 28,311.63/x
  3. Step 3: Cross multiply
    63,869.74x = 95,760.45 × 28,311.63
  4. Step 4: Simplify right side
    63,869.74x = 2,711,134,149.56
  5. Step 5: Solve for x
    x = 2,711,134,149.56/63,869.74
  6. Step 6: Final answer
    x = 42,447.87

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1.5x scale

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.