Home / 42,635.62-63,951.14-13,053.48

Finding the Fourth Proportional to 42,635.62, 63,951.14 and 13,053.48

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Solution

The fourth proportional to 42,635.62, 63,951.14 and 13,053.48 is: 19,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,635.62 : 63,951.14 = 13,053.48 : x
  2. Step 2: Convert to fraction form
    42,635.62/63,951.14 = 13,053.48/x
  3. Step 3: Cross multiply
    42,635.62x = 63,951.14 × 13,053.48
  4. Step 4: Simplify right side
    42,635.62x = 834,784,926.97
  5. Step 5: Solve for x
    x = 834,784,926.97/42,635.62
  6. Step 6: Final answer
    x = 19,579.52

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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.