Home / 16,996.89-23,440.14-11,251.92

Finding the Fourth Proportional to 16,996.89, 23,440.14 and 11,251.92

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Solution

The fourth proportional to 16,996.89, 23,440.14 and 11,251.92 is: 15,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.89 : 23,440.14 = 11,251.92 : x
  2. Step 2: Convert to fraction form
    16,996.89/23,440.14 = 11,251.92/x
  3. Step 3: Cross multiply
    16,996.89x = 23,440.14 × 11,251.92
  4. Step 4: Simplify right side
    16,996.89x = 263,746,580.07
  5. Step 5: Solve for x
    x = 263,746,580.07/16,996.89
  6. Step 6: Final answer
    x = 15,517.34

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Half scale
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Double scale
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Similar ratio
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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.