Home / 16,149.11-22,292.82-9,432.18

Finding the Fourth Proportional to 16,149.11, 22,292.82 and 9,432.18

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Solution

The fourth proportional to 16,149.11, 22,292.82 and 9,432.18 is: 13,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,149.11 : 22,292.82 = 9,432.18 : x
  2. Step 2: Convert to fraction form
    16,149.11/22,292.82 = 9,432.18/x
  3. Step 3: Cross multiply
    16,149.11x = 22,292.82 × 9,432.18
  4. Step 4: Simplify right side
    16,149.11x = 210,269,890.95
  5. Step 5: Solve for x
    x = 210,269,890.95/16,149.11
  6. Step 6: Final answer
    x = 13,020.53

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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.