Home / 36,614.30-54,931.78-10,319.28

Finding the Fourth Proportional to 36,614.30, 54,931.78 and 10,319.28

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Solution

The fourth proportional to 36,614.30, 54,931.78 and 10,319.28 is: 15,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,614.30 : 54,931.78 = 10,319.28 : x
  2. Step 2: Convert to fraction form
    36,614.30/54,931.78 = 10,319.28/x
  3. Step 3: Cross multiply
    36,614.30x = 54,931.78 × 10,319.28
  4. Step 4: Simplify right side
    36,614.30x = 566,856,418.72
  5. Step 5: Solve for x
    x = 566,856,418.72/36,614.30
  6. Step 6: Final answer
    x = 15,481.83

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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.