Home / 13,375.62-20,060.53-4,013.13

Finding the Fourth Proportional to 13,375.62, 20,060.53 and 4,013.13

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Solution

The fourth proportional to 13,375.62, 20,060.53 and 4,013.13 is: 6,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.62 : 20,060.53 = 4,013.13 : x
  2. Step 2: Convert to fraction form
    13,375.62/20,060.53 = 4,013.13/x
  3. Step 3: Cross multiply
    13,375.62x = 20,060.53 × 4,013.13
  4. Step 4: Simplify right side
    13,375.62x = 80,505,514.76
  5. Step 5: Solve for x
    x = 80,505,514.76/13,375.62
  6. Step 6: Final answer
    x = 6,018.82

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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.