Home / 63,864.40-95,812.08-19,491.92

Finding the Fourth Proportional to 63,864.40, 95,812.08 and 19,491.92

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Solution

The fourth proportional to 63,864.40, 95,812.08 and 19,491.92 is: 29,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,864.40 : 95,812.08 = 19,491.92 : x
  2. Step 2: Convert to fraction form
    63,864.40/95,812.08 = 19,491.92/x
  3. Step 3: Cross multiply
    63,864.40x = 95,812.08 × 19,491.92
  4. Step 4: Simplify right side
    63,864.40x = 1,867,561,398.39
  5. Step 5: Solve for x
    x = 1,867,561,398.39/63,864.40
  6. Step 6: Final answer
    x = 29,242.60

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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.