Home / 11,892.23-17,836.92-3,127.83

Finding the Fourth Proportional to 11,892.23, 17,836.92 and 3,127.83

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Solution

The fourth proportional to 11,892.23, 17,836.92 and 3,127.83 is: 4,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.23 : 17,836.92 = 3,127.83 : x
  2. Step 2: Convert to fraction form
    11,892.23/17,836.92 = 3,127.83/x
  3. Step 3: Cross multiply
    11,892.23x = 17,836.92 × 3,127.83
  4. Step 4: Simplify right side
    11,892.23x = 55,790,853.48
  5. Step 5: Solve for x
    x = 55,790,853.48/11,892.23
  6. Step 6: Final answer
    x = 4,691.37

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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.