Home / 18,217.14-27,323.67-4,891.44

Finding the Fourth Proportional to 18,217.14, 27,323.67 and 4,891.44

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Solution

The fourth proportional to 18,217.14, 27,323.67 and 4,891.44 is: 7,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.14 : 27,323.67 = 4,891.44 : x
  2. Step 2: Convert to fraction form
    18,217.14/27,323.67 = 4,891.44/x
  3. Step 3: Cross multiply
    18,217.14x = 27,323.67 × 4,891.44
  4. Step 4: Simplify right side
    18,217.14x = 133,652,092.38
  5. Step 5: Solve for x
    x = 133,652,092.38/18,217.14
  6. Step 6: Final answer
    x = 7,336.61

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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.