Home / 20,059.38-27,677.24-11,995.68

Finding the Fourth Proportional to 20,059.38, 27,677.24 and 11,995.68

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Solution

The fourth proportional to 20,059.38, 27,677.24 and 11,995.68 is: 16,551.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059.38 : 27,677.24 = 11,995.68 : x
  2. Step 2: Convert to fraction form
    20,059.38/27,677.24 = 11,995.68/x
  3. Step 3: Cross multiply
    20,059.38x = 27,677.24 × 11,995.68
  4. Step 4: Simplify right side
    20,059.38x = 332,007,314.91
  5. Step 5: Solve for x
    x = 332,007,314.91/20,059.38
  6. Step 6: Final answer
    x = 16,551.23

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Half scale
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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.