Home / 36,620.20-54,939.30-10,324.60

Finding the Fourth Proportional to 36,620.20, 54,939.30 and 10,324.60

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Solution

The fourth proportional to 36,620.20, 54,939.30 and 10,324.60 is: 15,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.20 : 54,939.30 = 10,324.60 : x
  2. Step 2: Convert to fraction form
    36,620.20/54,939.30 = 10,324.60/x
  3. Step 3: Cross multiply
    36,620.20x = 54,939.30 × 10,324.60
  4. Step 4: Simplify right side
    36,620.20x = 567,226,296.78
  5. Step 5: Solve for x
    x = 567,226,296.78/36,620.20
  6. Step 6: Final answer
    x = 15,489.44

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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.