Home / 18,217.38-27,327.06-5,738.39

Finding the Fourth Proportional to 18,217.38, 27,327.06 and 5,738.39

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Solution

The fourth proportional to 18,217.38, 27,327.06 and 5,738.39 is: 8,607.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.38 : 27,327.06 = 5,738.39 : x
  2. Step 2: Convert to fraction form
    18,217.38/27,327.06 = 5,738.39/x
  3. Step 3: Cross multiply
    18,217.38x = 27,327.06 × 5,738.39
  4. Step 4: Simplify right side
    18,217.38x = 156,813,162.51
  5. Step 5: Solve for x
    x = 156,813,162.51/18,217.38
  6. Step 6: Final answer
    x = 8,607.89

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1.5x scale

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.