Home / 36,027.62-49,728.57-20,923.70

Finding the Fourth Proportional to 36,027.62, 49,728.57 and 20,923.70

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Solution

The fourth proportional to 36,027.62, 49,728.57 and 20,923.70 is: 28,880.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,027.62 : 49,728.57 = 20,923.70 : x
  2. Step 2: Convert to fraction form
    36,027.62/49,728.57 = 20,923.70/x
  3. Step 3: Cross multiply
    36,027.62x = 49,728.57 × 20,923.70
  4. Step 4: Simplify right side
    36,027.62x = 1,040,505,680.11
  5. Step 5: Solve for x
    x = 1,040,505,680.11/36,027.62
  6. Step 6: Final answer
    x = 28,880.78

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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.