Home / 18,149.73-25,049.34-11,080.26

Finding the Fourth Proportional to 18,149.73, 25,049.34 and 11,080.26

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Solution

The fourth proportional to 18,149.73, 25,049.34 and 11,080.26 is: 15,292.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.73 : 25,049.34 = 11,080.26 : x
  2. Step 2: Convert to fraction form
    18,149.73/25,049.34 = 11,080.26/x
  3. Step 3: Cross multiply
    18,149.73x = 25,049.34 × 11,080.26
  4. Step 4: Simplify right side
    18,149.73x = 277,553,200.03
  5. Step 5: Solve for x
    x = 277,553,200.03/18,149.73
  6. Step 6: Final answer
    x = 15,292.41

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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.