Home / 11,832.14-17,749.24-3,398.70

Finding the Fourth Proportional to 11,832.14, 17,749.24 and 3,398.70

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Solution

The fourth proportional to 11,832.14, 17,749.24 and 3,398.70 is: 5,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,832.14 : 17,749.24 = 3,398.70 : x
  2. Step 2: Convert to fraction form
    11,832.14/17,749.24 = 3,398.70/x
  3. Step 3: Cross multiply
    11,832.14x = 17,749.24 × 3,398.70
  4. Step 4: Simplify right side
    11,832.14x = 60,324,290.78
  5. Step 5: Solve for x
    x = 60,324,290.78/11,832.14
  6. Step 6: Final answer
    x = 5,098.34

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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.