Home / 63,757.20-95,646.72-19,388.36

Finding the Fourth Proportional to 63,757.20, 95,646.72 and 19,388.36

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Solution

The fourth proportional to 63,757.20, 95,646.72 and 19,388.36 is: 29,085.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,757.20 : 95,646.72 = 19,388.36 : x
  2. Step 2: Convert to fraction form
    63,757.20/95,646.72 = 19,388.36/x
  3. Step 3: Cross multiply
    63,757.20x = 95,646.72 × 19,388.36
  4. Step 4: Simplify right side
    63,757.20x = 1,854,433,040.18
  5. Step 5: Solve for x
    x = 1,854,433,040.18/63,757.20
  6. Step 6: Final answer
    x = 29,085.86

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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.