Home / 19,373.62-29,057.31-5,519.38

Finding the Fourth Proportional to 19,373.62, 29,057.31 and 5,519.38

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Solution

The fourth proportional to 19,373.62, 29,057.31 and 5,519.38 is: 8,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.62 : 29,057.31 = 5,519.38 : x
  2. Step 2: Convert to fraction form
    19,373.62/29,057.31 = 5,519.38/x
  3. Step 3: Cross multiply
    19,373.62x = 29,057.31 × 5,519.38
  4. Step 4: Simplify right side
    19,373.62x = 160,378,335.67
  5. Step 5: Solve for x
    x = 160,378,335.67/19,373.62
  6. Step 6: Final answer
    x = 8,278.18

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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.