Home / 13,382.88-20,077.14-5,062.71

Finding the Fourth Proportional to 13,382.88, 20,077.14 and 5,062.71

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Solution

The fourth proportional to 13,382.88, 20,077.14 and 5,062.71 is: 7,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.88 : 20,077.14 = 5,062.71 : x
  2. Step 2: Convert to fraction form
    13,382.88/20,077.14 = 5,062.71/x
  3. Step 3: Cross multiply
    13,382.88x = 20,077.14 × 5,062.71
  4. Step 4: Simplify right side
    13,382.88x = 101,644,737.45
  5. Step 5: Solve for x
    x = 101,644,737.45/13,382.88
  6. Step 6: Final answer
    x = 7,595.13

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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.