Home / 27,843.10-41,785.14-20,467.48

Finding the Fourth Proportional to 27,843.10, 41,785.14 and 20,467.48

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Solution

The fourth proportional to 27,843.10, 41,785.14 and 20,467.48 is: 30,716.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.10 : 41,785.14 = 20,467.48 : x
  2. Step 2: Convert to fraction form
    27,843.10/41,785.14 = 20,467.48/x
  3. Step 3: Cross multiply
    27,843.10x = 41,785.14 × 20,467.48
  4. Step 4: Simplify right side
    27,843.10x = 855,236,517.25
  5. Step 5: Solve for x
    x = 855,236,517.25/27,843.10
  6. Step 6: Final answer
    x = 30,716.28

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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.