Home / 20,198.23-27,867.24-11,244.18

Finding the Fourth Proportional to 20,198.23, 27,867.24 and 11,244.18

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Solution

The fourth proportional to 20,198.23, 27,867.24 and 11,244.18 is: 15,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,198.23 : 27,867.24 = 11,244.18 : x
  2. Step 2: Convert to fraction form
    20,198.23/27,867.24 = 11,244.18/x
  3. Step 3: Cross multiply
    20,198.23x = 27,867.24 × 11,244.18
  4. Step 4: Simplify right side
    20,198.23x = 313,344,367.17
  5. Step 5: Solve for x
    x = 313,344,367.17/20,198.23
  6. Step 6: Final answer
    x = 15,513.46

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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.