Home / 40,439.91-60,691.59-28,046.91

Finding the Fourth Proportional to 40,439.91, 60,691.59 and 28,046.91

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Solution

The fourth proportional to 40,439.91, 60,691.59 and 28,046.91 is: 42,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439.91 : 60,691.59 = 28,046.91 : x
  2. Step 2: Convert to fraction form
    40,439.91/60,691.59 = 28,046.91/x
  3. Step 3: Cross multiply
    40,439.91x = 60,691.59 × 28,046.91
  4. Step 4: Simplify right side
    40,439.91x = 1,702,211,562.49
  5. Step 5: Solve for x
    x = 1,702,211,562.49/40,439.91
  6. Step 6: Final answer
    x = 42,092.37

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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.