Home / 12,734.13-19,108.62-5,338.02

Finding the Fourth Proportional to 12,734.13, 19,108.62 and 5,338.02

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Solution

The fourth proportional to 12,734.13, 19,108.62 and 5,338.02 is: 8,010.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.13 : 19,108.62 = 5,338.02 : x
  2. Step 2: Convert to fraction form
    12,734.13/19,108.62 = 5,338.02/x
  3. Step 3: Cross multiply
    12,734.13x = 19,108.62 × 5,338.02
  4. Step 4: Simplify right side
    12,734.13x = 102,002,195.73
  5. Step 5: Solve for x
    x = 102,002,195.73/12,734.13
  6. Step 6: Final answer
    x = 8,010.14

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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.