Home / 40,966.62-61,456.41-14,670.78

Finding the Fourth Proportional to 40,966.62, 61,456.41 and 14,670.78

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Solution

The fourth proportional to 40,966.62, 61,456.41 and 14,670.78 is: 22,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,966.62 : 61,456.41 = 14,670.78 : x
  2. Step 2: Convert to fraction form
    40,966.62/61,456.41 = 14,670.78/x
  3. Step 3: Cross multiply
    40,966.62x = 61,456.41 × 14,670.78
  4. Step 4: Simplify right side
    40,966.62x = 901,613,470.70
  5. Step 5: Solve for x
    x = 901,613,470.70/40,966.62
  6. Step 6: Final answer
    x = 22,008.49

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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.