Home / 27,982.44-41,976.72-9,255.64

Finding the Fourth Proportional to 27,982.44, 41,976.72 and 9,255.64

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Solution

The fourth proportional to 27,982.44, 41,976.72 and 9,255.64 is: 13,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.44 : 41,976.72 = 9,255.64 : x
  2. Step 2: Convert to fraction form
    27,982.44/41,976.72 = 9,255.64/x
  3. Step 3: Cross multiply
    27,982.44x = 41,976.72 × 9,255.64
  4. Step 4: Simplify right side
    27,982.44x = 388,521,408.70
  5. Step 5: Solve for x
    x = 388,521,408.70/27,982.44
  6. Step 6: Final answer
    x = 13,884.47

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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.