Home / 42,616.66-63,924.94-11,451.91

Finding the Fourth Proportional to 42,616.66, 63,924.94 and 11,451.91

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Solution

The fourth proportional to 42,616.66, 63,924.94 and 11,451.91 is: 17,177.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,616.66 : 63,924.94 = 11,451.91 : x
  2. Step 2: Convert to fraction form
    42,616.66/63,924.94 = 11,451.91/x
  3. Step 3: Cross multiply
    42,616.66x = 63,924.94 × 11,451.91
  4. Step 4: Simplify right side
    42,616.66x = 732,062,602.38
  5. Step 5: Solve for x
    x = 732,062,602.38/42,616.66
  6. Step 6: Final answer
    x = 17,177.85

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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.