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Finding the Fourth Proportional to 16,197.88, 22,352.88 and 9,125.50

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Solution

The fourth proportional to 16,197.88, 22,352.88 and 9,125.50 is: 12,593.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,197.88 : 22,352.88 = 9,125.50 : x
  2. Step 2: Convert to fraction form
    16,197.88/22,352.88 = 9,125.50/x
  3. Step 3: Cross multiply
    16,197.88x = 22,352.88 × 9,125.50
  4. Step 4: Simplify right side
    16,197.88x = 203,981,206.44
  5. Step 5: Solve for x
    x = 203,981,206.44/16,197.88
  6. Step 6: Final answer
    x = 12,593.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.