Home / 36,748.74-55,122.91-13,375.18

Finding the Fourth Proportional to 36,748.74, 55,122.91 and 13,375.18

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Solution

The fourth proportional to 36,748.74, 55,122.91 and 13,375.18 is: 20,062.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,748.74 : 55,122.91 = 13,375.18 : x
  2. Step 2: Convert to fraction form
    36,748.74/55,122.91 = 13,375.18/x
  3. Step 3: Cross multiply
    36,748.74x = 55,122.91 × 13,375.18
  4. Step 4: Simplify right side
    36,748.74x = 737,278,775.48
  5. Step 5: Solve for x
    x = 737,278,775.48/36,748.74
  6. Step 6: Final answer
    x = 20,062.69

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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.