Home / 13,397.13-20,092.95-5,074.28

Finding the Fourth Proportional to 13,397.13, 20,092.95 and 5,074.28

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Solution

The fourth proportional to 13,397.13, 20,092.95 and 5,074.28 is: 7,610.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.13 : 20,092.95 = 5,074.28 : x
  2. Step 2: Convert to fraction form
    13,397.13/20,092.95 = 5,074.28/x
  3. Step 3: Cross multiply
    13,397.13x = 20,092.95 × 5,074.28
  4. Step 4: Simplify right side
    13,397.13x = 101,957,153.86
  5. Step 5: Solve for x
    x = 101,957,153.86/13,397.13
  6. Step 6: Final answer
    x = 7,610.37

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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.