Home / 36,728.16-50,685.12-19,961.16

Finding the Fourth Proportional to 36,728.16, 50,685.12 and 19,961.16

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Solution

The fourth proportional to 36,728.16, 50,685.12 and 19,961.16 is: 27,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,728.16 : 50,685.12 = 19,961.16 : x
  2. Step 2: Convert to fraction form
    36,728.16/50,685.12 = 19,961.16/x
  3. Step 3: Cross multiply
    36,728.16x = 50,685.12 × 19,961.16
  4. Step 4: Simplify right side
    36,728.16x = 1,011,733,789.94
  5. Step 5: Solve for x
    x = 1,011,733,789.94/36,728.16
  6. Step 6: Final answer
    x = 27,546.54

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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.