Home / 36,728.39-50,685.15-19,961.39

Finding the Fourth Proportional to 36,728.39, 50,685.15 and 19,961.39

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Solution

The fourth proportional to 36,728.39, 50,685.15 and 19,961.39 is: 27,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.39 : 50,685.15 = 19,961.39 : x
  2. Step 2: Convert to fraction form
    36,728.39/50,685.15 = 19,961.39/x
  3. Step 3: Cross multiply
    36,728.39x = 50,685.15 × 19,961.39
  4. Step 4: Simplify right side
    36,728.39x = 1,011,746,046.36
  5. Step 5: Solve for x
    x = 1,011,746,046.36/36,728.39
  6. Step 6: Final answer
    x = 27,546.70

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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.