Home / 18,576.72-27,874.66-12,341.04

Finding the Fourth Proportional to 18,576.72, 27,874.66 and 12,341.04

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Solution

The fourth proportional to 18,576.72, 27,874.66 and 12,341.04 is: 18,517.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.72 : 27,874.66 = 12,341.04 : x
  2. Step 2: Convert to fraction form
    18,576.72/27,874.66 = 12,341.04/x
  3. Step 3: Cross multiply
    18,576.72x = 27,874.66 × 12,341.04
  4. Step 4: Simplify right side
    18,576.72x = 344,002,294.05
  5. Step 5: Solve for x
    x = 344,002,294.05/18,576.72
  6. Step 6: Final answer
    x = 18,517.92

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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.