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Finding the Fourth Proportional to 17,209.98, 25,773.42 and 9,791.94

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Solution

The fourth proportional to 17,209.98, 25,773.42 and 9,791.94 is: 14,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.98 : 25,773.42 = 9,791.94 : x
  2. Step 2: Convert to fraction form
    17,209.98/25,773.42 = 9,791.94/x
  3. Step 3: Cross multiply
    17,209.98x = 25,773.42 × 9,791.94
  4. Step 4: Simplify right side
    17,209.98x = 252,371,782.23
  5. Step 5: Solve for x
    x = 252,371,782.23/17,209.98
  6. Step 6: Final answer
    x = 14,664.27

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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.