Home / 27,884.20-41,769.60-17,321.80

Finding the Fourth Proportional to 27,884.20, 41,769.60 and 17,321.80

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Solution

The fourth proportional to 27,884.20, 41,769.60 and 17,321.80 is: 25,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,884.20 : 41,769.60 = 17,321.80 : x
  2. Step 2: Convert to fraction form
    27,884.20/41,769.60 = 17,321.80/x
  3. Step 3: Cross multiply
    27,884.20x = 41,769.60 × 17,321.80
  4. Step 4: Simplify right side
    27,884.20x = 723,524,657.28
  5. Step 5: Solve for x
    x = 723,524,657.28/27,884.20
  6. Step 6: Final answer
    x = 25,947.48

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1.5x scale

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.