Home / 17,408.13-26,111.94-4,260.61

Finding the Fourth Proportional to 17,408.13, 26,111.94 and 4,260.61

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Solution

The fourth proportional to 17,408.13, 26,111.94 and 4,260.61 is: 6,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,408.13 : 26,111.94 = 4,260.61 : x
  2. Step 2: Convert to fraction form
    17,408.13/26,111.94 = 4,260.61/x
  3. Step 3: Cross multiply
    17,408.13x = 26,111.94 × 4,260.61
  4. Step 4: Simplify right side
    17,408.13x = 111,252,792.68
  5. Step 5: Solve for x
    x = 111,252,792.68/17,408.13
  6. Step 6: Final answer
    x = 6,390.85

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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.