Home / 18,836.43-25,994.49-11,766.96

Finding the Fourth Proportional to 18,836.43, 25,994.49 and 11,766.96

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Solution

The fourth proportional to 18,836.43, 25,994.49 and 11,766.96 is: 16,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.43 : 25,994.49 = 11,766.96 : x
  2. Step 2: Convert to fraction form
    18,836.43/25,994.49 = 11,766.96/x
  3. Step 3: Cross multiply
    18,836.43x = 25,994.49 × 11,766.96
  4. Step 4: Simplify right side
    18,836.43x = 305,876,124.05
  5. Step 5: Solve for x
    x = 305,876,124.05/18,836.43
  6. Step 6: Final answer
    x = 16,238.54

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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.