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Finding the Fourth Proportional to 17,223.30, 25,836.03 and 5,537.70

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Solution

The fourth proportional to 17,223.30, 25,836.03 and 5,537.70 is: 8,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.30 : 25,836.03 = 5,537.70 : x
  2. Step 2: Convert to fraction form
    17,223.30/25,836.03 = 5,537.70/x
  3. Step 3: Cross multiply
    17,223.30x = 25,836.03 × 5,537.70
  4. Step 4: Simplify right side
    17,223.30x = 143,072,183.33
  5. Step 5: Solve for x
    x = 143,072,183.33/17,223.30
  6. Step 6: Final answer
    x = 8,306.90

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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.