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Finding the Fourth Proportional to 17,697.24, 26,537.94 and 8,937.24

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Solution

The fourth proportional to 17,697.24, 26,537.94 and 8,937.24 is: 13,401.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.24 : 26,537.94 = 8,937.24 : x
  2. Step 2: Convert to fraction form
    17,697.24/26,537.94 = 8,937.24/x
  3. Step 3: Cross multiply
    17,697.24x = 26,537.94 × 8,937.24
  4. Step 4: Simplify right side
    17,697.24x = 237,175,938.89
  5. Step 5: Solve for x
    x = 237,175,938.89/17,697.24
  6. Step 6: Final answer
    x = 13,401.86

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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.