Home / 18,231.38-25,158.97-10,273.60

Finding the Fourth Proportional to 18,231.38, 25,158.97 and 10,273.60

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Solution

The fourth proportional to 18,231.38, 25,158.97 and 10,273.60 is: 14,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.38 : 25,158.97 = 10,273.60 : x
  2. Step 2: Convert to fraction form
    18,231.38/25,158.97 = 10,273.60/x
  3. Step 3: Cross multiply
    18,231.38x = 25,158.97 × 10,273.60
  4. Step 4: Simplify right side
    18,231.38x = 258,473,260.40
  5. Step 5: Solve for x
    x = 258,473,260.40/18,231.38
  6. Step 6: Final answer
    x = 14,177.38

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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.