Home / 26,269.28-39,403.92-17,521.28

Finding the Fourth Proportional to 26,269.28, 39,403.92 and 17,521.28

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Solution

The fourth proportional to 26,269.28, 39,403.92 and 17,521.28 is: 26,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,269.28 : 39,403.92 = 17,521.28 : x
  2. Step 2: Convert to fraction form
    26,269.28/39,403.92 = 17,521.28/x
  3. Step 3: Cross multiply
    26,269.28x = 39,403.92 × 17,521.28
  4. Step 4: Simplify right side
    26,269.28x = 690,407,115.42
  5. Step 5: Solve for x
    x = 690,407,115.42/26,269.28
  6. Step 6: Final answer
    x = 26,281.92

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.