Home / 13,380.88-20,074.14-5,060.71

Finding the Fourth Proportional to 13,380.88, 20,074.14 and 5,060.71

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Solution

The fourth proportional to 13,380.88, 20,074.14 and 5,060.71 is: 7,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,380.88 : 20,074.14 = 5,060.71 : x
  2. Step 2: Convert to fraction form
    13,380.88/20,074.14 = 5,060.71/x
  3. Step 3: Cross multiply
    13,380.88x = 20,074.14 × 5,060.71
  4. Step 4: Simplify right side
    13,380.88x = 101,589,388.39
  5. Step 5: Solve for x
    x = 101,589,388.39/13,380.88
  6. Step 6: Final answer
    x = 7,592.13

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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.