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Finding the Fourth Proportional to 26,665.59, 39,998.39 and 6,944.09

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Solution

The fourth proportional to 26,665.59, 39,998.39 and 6,944.09 is: 10,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.59 : 39,998.39 = 6,944.09 : x
  2. Step 2: Convert to fraction form
    26,665.59/39,998.39 = 6,944.09/x
  3. Step 3: Cross multiply
    26,665.59x = 39,998.39 × 6,944.09
  4. Step 4: Simplify right side
    26,665.59x = 277,752,185.30
  5. Step 5: Solve for x
    x = 277,752,185.30/26,665.59
  6. Step 6: Final answer
    x = 10,416.13

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.