Home / 63,929.70-95,886.15-19,560.90

Finding the Fourth Proportional to 63,929.70, 95,886.15 and 19,560.90

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Solution

The fourth proportional to 63,929.70, 95,886.15 and 19,560.90 is: 29,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,929.70 : 95,886.15 = 19,560.90 : x
  2. Step 2: Convert to fraction form
    63,929.70/95,886.15 = 19,560.90/x
  3. Step 3: Cross multiply
    63,929.70x = 95,886.15 × 19,560.90
  4. Step 4: Simplify right side
    63,929.70x = 1,875,619,391.54
  5. Step 5: Solve for x
    x = 1,875,619,391.54/63,929.70
  6. Step 6: Final answer
    x = 29,338.78

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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.