Home / 18,876.11-26,049.14-10,377.94

Finding the Fourth Proportional to 18,876.11, 26,049.14 and 10,377.94

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Solution

The fourth proportional to 18,876.11, 26,049.14 and 10,377.94 is: 14,321.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876.11 : 26,049.14 = 10,377.94 : x
  2. Step 2: Convert to fraction form
    18,876.11/26,049.14 = 10,377.94/x
  3. Step 3: Cross multiply
    18,876.11x = 26,049.14 × 10,377.94
  4. Step 4: Simplify right side
    18,876.11x = 270,336,441.09
  5. Step 5: Solve for x
    x = 270,336,441.09/18,876.11
  6. Step 6: Final answer
    x = 14,321.62

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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.