Home / 18,369.45-27,540.68-5,882.31

Finding the Fourth Proportional to 18,369.45, 27,540.68 and 5,882.31

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Solution

The fourth proportional to 18,369.45, 27,540.68 and 5,882.31 is: 8,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,369.45 : 27,540.68 = 5,882.31 : x
  2. Step 2: Convert to fraction form
    18,369.45/27,540.68 = 5,882.31/x
  3. Step 3: Cross multiply
    18,369.45x = 27,540.68 × 5,882.31
  4. Step 4: Simplify right side
    18,369.45x = 162,002,787.96
  5. Step 5: Solve for x
    x = 162,002,787.96/18,369.45
  6. Step 6: Final answer
    x = 8,819.14

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1.5x scale

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.