Home / 18,336.82-27,508.68-6,325.78

Finding the Fourth Proportional to 18,336.82, 27,508.68 and 6,325.78

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Solution

The fourth proportional to 18,336.82, 27,508.68 and 6,325.78 is: 9,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.82 : 27,508.68 = 6,325.78 : x
  2. Step 2: Convert to fraction form
    18,336.82/27,508.68 = 6,325.78/x
  3. Step 3: Cross multiply
    18,336.82x = 27,508.68 × 6,325.78
  4. Step 4: Simplify right side
    18,336.82x = 174,013,857.77
  5. Step 5: Solve for x
    x = 174,013,857.77/18,336.82
  6. Step 6: Final answer
    x = 9,489.86

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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.