Home / 16,262.43-22,442.60-9,188.70

Finding the Fourth Proportional to 16,262.43, 22,442.60 and 9,188.70

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Solution

The fourth proportional to 16,262.43, 22,442.60 and 9,188.70 is: 12,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,262.43 : 22,442.60 = 9,188.70 : x
  2. Step 2: Convert to fraction form
    16,262.43/22,442.60 = 9,188.70/x
  3. Step 3: Cross multiply
    16,262.43x = 22,442.60 × 9,188.70
  4. Step 4: Simplify right side
    16,262.43x = 206,218,272.68
  5. Step 5: Solve for x
    x = 206,218,272.68/16,262.43
  6. Step 6: Final answer
    x = 12,680.66

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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.