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Finding the Fourth Proportional to 27,928.26, 41,843.16 and 14,751.54

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Solution

The fourth proportional to 27,928.26, 41,843.16 and 14,751.54 is: 22,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.26 : 41,843.16 = 14,751.54 : x
  2. Step 2: Convert to fraction form
    27,928.26/41,843.16 = 14,751.54/x
  3. Step 3: Cross multiply
    27,928.26x = 41,843.16 × 14,751.54
  4. Step 4: Simplify right side
    27,928.26x = 617,251,048.47
  5. Step 5: Solve for x
    x = 617,251,048.47/27,928.26
  6. Step 6: Final answer
    x = 22,101.31

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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.