Home / 18,555.39-27,836.97-6,074.43

Finding the Fourth Proportional to 18,555.39, 27,836.97 and 6,074.43

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Solution

The fourth proportional to 18,555.39, 27,836.97 and 6,074.43 is: 9,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.39 : 27,836.97 = 6,074.43 : x
  2. Step 2: Convert to fraction form
    18,555.39/27,836.97 = 6,074.43/x
  3. Step 3: Cross multiply
    18,555.39x = 27,836.97 × 6,074.43
  4. Step 4: Simplify right side
    18,555.39x = 169,093,725.68
  5. Step 5: Solve for x
    x = 169,093,725.68/18,555.39
  6. Step 6: Final answer
    x = 9,112.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.