Home / 49,568.62-68,408.79-28,351.97

Finding the Fourth Proportional to 49,568.62, 68,408.79 and 28,351.97

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Solution

The fourth proportional to 49,568.62, 68,408.79 and 28,351.97 is: 39,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,568.62 : 68,408.79 = 28,351.97 : x
  2. Step 2: Convert to fraction form
    49,568.62/68,408.79 = 28,351.97/x
  3. Step 3: Cross multiply
    49,568.62x = 68,408.79 × 28,351.97
  4. Step 4: Simplify right side
    49,568.62x = 1,939,523,961.82
  5. Step 5: Solve for x
    x = 1,939,523,961.82/49,568.62
  6. Step 6: Final answer
    x = 39,128.06

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Why These Related Problems?

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