Home / 63,998.62-96,016.35-19,631.88

Finding the Fourth Proportional to 63,998.62, 96,016.35 and 19,631.88

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Solution

The fourth proportional to 63,998.62, 96,016.35 and 19,631.88 is: 29,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.62 : 96,016.35 = 19,631.88 : x
  2. Step 2: Convert to fraction form
    63,998.62/96,016.35 = 19,631.88/x
  3. Step 3: Cross multiply
    63,998.62x = 96,016.35 × 19,631.88
  4. Step 4: Simplify right side
    63,998.62x = 1,884,981,534.86
  5. Step 5: Solve for x
    x = 1,884,981,534.86/63,998.62
  6. Step 6: Final answer
    x = 29,453.47

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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.