Home / 18,236.97-25,167.02-9,853.47

Finding the Fourth Proportional to 18,236.97, 25,167.02 and 9,853.47

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Solution

The fourth proportional to 18,236.97, 25,167.02 and 9,853.47 is: 13,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.97 : 25,167.02 = 9,853.47 : x
  2. Step 2: Convert to fraction form
    18,236.97/25,167.02 = 9,853.47/x
  3. Step 3: Cross multiply
    18,236.97x = 25,167.02 × 9,853.47
  4. Step 4: Simplify right side
    18,236.97x = 247,982,476.56
  5. Step 5: Solve for x
    x = 247,982,476.56/18,236.97
  6. Step 6: Final answer
    x = 13,597.79

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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.