Home / 18,231.66-25,159.49-10,273.88

Finding the Fourth Proportional to 18,231.66, 25,159.49 and 10,273.88

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Solution

The fourth proportional to 18,231.66, 25,159.49 and 10,273.88 is: 14,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.66 : 25,159.49 = 10,273.88 : x
  2. Step 2: Convert to fraction form
    18,231.66/25,159.49 = 10,273.88/x
  3. Step 3: Cross multiply
    18,231.66x = 25,159.49 × 10,273.88
  4. Step 4: Simplify right side
    18,231.66x = 258,485,581.12
  5. Step 5: Solve for x
    x = 258,485,581.12/18,231.66
  6. Step 6: Final answer
    x = 14,177.84

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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.