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Finding the Fourth Proportional to 17,093.80, 25,594.36 and 8,868.52

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Solution

The fourth proportional to 17,093.80, 25,594.36 and 8,868.52 is: 13,278.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,093.80 : 25,594.36 = 8,868.52 : x
  2. Step 2: Convert to fraction form
    17,093.80/25,594.36 = 8,868.52/x
  3. Step 3: Cross multiply
    17,093.80x = 25,594.36 × 8,868.52
  4. Step 4: Simplify right side
    17,093.80x = 226,984,093.55
  5. Step 5: Solve for x
    x = 226,984,093.55/17,093.80
  6. Step 6: Final answer
    x = 13,278.74

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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.