Home / 17,408.54-26,116.76-5,721.86

Finding the Fourth Proportional to 17,408.54, 26,116.76 and 5,721.86

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Solution

The fourth proportional to 17,408.54, 26,116.76 and 5,721.86 is: 8,584.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,408.54 : 26,116.76 = 5,721.86 : x
  2. Step 2: Convert to fraction form
    17,408.54/26,116.76 = 5,721.86/x
  3. Step 3: Cross multiply
    17,408.54x = 26,116.76 × 5,721.86
  4. Step 4: Simplify right side
    17,408.54x = 149,436,523.97
  5. Step 5: Solve for x
    x = 149,436,523.97/17,408.54
  6. Step 6: Final answer
    x = 8,584.09

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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.