Home / 36,757.20-55,146.28-18,042.86

Finding the Fourth Proportional to 36,757.20, 55,146.28 and 18,042.86

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Solution

The fourth proportional to 36,757.20, 55,146.28 and 18,042.86 is: 27,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,757.20 : 55,146.28 = 18,042.86 : x
  2. Step 2: Convert to fraction form
    36,757.20/55,146.28 = 18,042.86/x
  3. Step 3: Cross multiply
    36,757.20x = 55,146.28 × 18,042.86
  4. Step 4: Simplify right side
    36,757.20x = 994,996,609.56
  5. Step 5: Solve for x
    x = 994,996,609.56/36,757.20
  6. Step 6: Final answer
    x = 27,069.43

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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.