Home / 20,034.44-27,645.42-11,080.52

Finding the Fourth Proportional to 20,034.44, 27,645.42 and 11,080.52

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Solution

The fourth proportional to 20,034.44, 27,645.42 and 11,080.52 is: 15,289.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.44 : 27,645.42 = 11,080.52 : x
  2. Step 2: Convert to fraction form
    20,034.44/27,645.42 = 11,080.52/x
  3. Step 3: Cross multiply
    20,034.44x = 27,645.42 × 11,080.52
  4. Step 4: Simplify right side
    20,034.44x = 306,325,629.22
  5. Step 5: Solve for x
    x = 306,325,629.22/20,034.44
  6. Step 6: Final answer
    x = 15,289.95

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1.5x scale

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.