Home / 16,183.23-22,333.03-9,109.65

Finding the Fourth Proportional to 16,183.23, 22,333.03 and 9,109.65

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Solution

The fourth proportional to 16,183.23, 22,333.03 and 9,109.65 is: 12,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,183.23 : 22,333.03 = 9,109.65 : x
  2. Step 2: Convert to fraction form
    16,183.23/22,333.03 = 9,109.65/x
  3. Step 3: Cross multiply
    16,183.23x = 22,333.03 × 9,109.65
  4. Step 4: Simplify right side
    16,183.23x = 203,446,129.12
  5. Step 5: Solve for x
    x = 203,446,129.12/16,183.23
  6. Step 6: Final answer
    x = 12,571.42

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Double scale
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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.