Home / 20,044.24-27,661.30-11,091.72

Finding the Fourth Proportional to 20,044.24, 27,661.30 and 11,091.72

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Solution

The fourth proportional to 20,044.24, 27,661.30 and 11,091.72 is: 15,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.24 : 27,661.30 = 11,091.72 : x
  2. Step 2: Convert to fraction form
    20,044.24/27,661.30 = 11,091.72/x
  3. Step 3: Cross multiply
    20,044.24x = 27,661.30 × 11,091.72
  4. Step 4: Simplify right side
    20,044.24x = 306,811,394.44
  5. Step 5: Solve for x
    x = 306,811,394.44/20,044.24
  6. Step 6: Final answer
    x = 15,306.71

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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.