Home / 36,122.38-54,187.21-13,627.41

Finding the Fourth Proportional to 36,122.38, 54,187.21 and 13,627.41

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Solution

The fourth proportional to 36,122.38, 54,187.21 and 13,627.41 is: 20,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.38 : 54,187.21 = 13,627.41 : x
  2. Step 2: Convert to fraction form
    36,122.38/54,187.21 = 13,627.41/x
  3. Step 3: Cross multiply
    36,122.38x = 54,187.21 × 13,627.41
  4. Step 4: Simplify right side
    36,122.38x = 738,431,327.43
  5. Step 5: Solve for x
    x = 738,431,327.43/36,122.38
  6. Step 6: Final answer
    x = 20,442.49

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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.