Home / 17,338.80-23,921.10-11,373.78

Finding the Fourth Proportional to 17,338.80, 23,921.10 and 11,373.78

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Solution

The fourth proportional to 17,338.80, 23,921.10 and 11,373.78 is: 15,691.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.80 : 23,921.10 = 11,373.78 : x
  2. Step 2: Convert to fraction form
    17,338.80/23,921.10 = 11,373.78/x
  3. Step 3: Cross multiply
    17,338.80x = 23,921.10 × 11,373.78
  4. Step 4: Simplify right side
    17,338.80x = 272,073,328.76
  5. Step 5: Solve for x
    x = 272,073,328.76/17,338.80
  6. Step 6: Final answer
    x = 15,691.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.