Home / 18,081.32-24,952.25-10,123.88

Finding the Fourth Proportional to 18,081.32, 24,952.25 and 10,123.88

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Solution

The fourth proportional to 18,081.32, 24,952.25 and 10,123.88 is: 13,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.32 : 24,952.25 = 10,123.88 : x
  2. Step 2: Convert to fraction form
    18,081.32/24,952.25 = 10,123.88/x
  3. Step 3: Cross multiply
    18,081.32x = 24,952.25 × 10,123.88
  4. Step 4: Simplify right side
    18,081.32x = 252,613,485.28
  5. Step 5: Solve for x
    x = 252,613,485.28/18,081.32
  6. Step 6: Final answer
    x = 13,970.97

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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.