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Finding the Fourth Proportional to 17,193, 25,791 and 4,881

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Solution

The fourth proportional to 17,193, 25,791 and 4,881 is: 7,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,193 : 25,791 = 4,881 : x
  2. Step 2: Convert to fraction form
    17,193/25,791 = 4,881/x
  3. Step 3: Cross multiply
    17,193x = 25,791 × 4,881
  4. Step 4: Simplify right side
    17,193x = 125,885,871
  5. Step 5: Solve for x
    x = 125,885,871/17,193
  6. Step 6: Final answer
    x = 7,321.93

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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.