Home / 16,285.63-22,474.17-9,211.90

Finding the Fourth Proportional to 16,285.63, 22,474.17 and 9,211.90

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Solution

The fourth proportional to 16,285.63, 22,474.17 and 9,211.90 is: 12,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,285.63 : 22,474.17 = 9,211.90 : x
  2. Step 2: Convert to fraction form
    16,285.63/22,474.17 = 9,211.90/x
  3. Step 3: Cross multiply
    16,285.63x = 22,474.17 × 9,211.90
  4. Step 4: Simplify right side
    16,285.63x = 207,029,806.62
  5. Step 5: Solve for x
    x = 207,029,806.62/16,285.63
  6. Step 6: Final answer
    x = 12,712.42

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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.