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Finding the Fourth Proportional to 17,791.25, 26,685.92 and 9,025.94

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Solution

The fourth proportional to 17,791.25, 26,685.92 and 9,025.94 is: 13,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,791.25 : 26,685.92 = 9,025.94 : x
  2. Step 2: Convert to fraction form
    17,791.25/26,685.92 = 9,025.94/x
  3. Step 3: Cross multiply
    17,791.25x = 26,685.92 × 9,025.94
  4. Step 4: Simplify right side
    17,791.25x = 240,865,534.35
  5. Step 5: Solve for x
    x = 240,865,534.35/17,791.25
  6. Step 6: Final answer
    x = 13,538.42

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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.