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Finding the Fourth Proportional to 17,125.68, 25,692.20 and 6,031.92

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Solution

The fourth proportional to 17,125.68, 25,692.20 and 6,031.92 is: 9,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.68 : 25,692.20 = 6,031.92 : x
  2. Step 2: Convert to fraction form
    17,125.68/25,692.20 = 6,031.92/x
  3. Step 3: Cross multiply
    17,125.68x = 25,692.20 × 6,031.92
  4. Step 4: Simplify right side
    17,125.68x = 154,973,295.02
  5. Step 5: Solve for x
    x = 154,973,295.02/17,125.68
  6. Step 6: Final answer
    x = 9,049.18

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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.