Home / 36,255.62-50,032-20,121.99

Finding the Fourth Proportional to 36,255.62, 50,032 and 20,121.99

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Solution

The fourth proportional to 36,255.62, 50,032 and 20,121.99 is: 27,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,255.62 : 50,032 = 20,121.99 : x
  2. Step 2: Convert to fraction form
    36,255.62/50,032 = 20,121.99/x
  3. Step 3: Cross multiply
    36,255.62x = 50,032 × 20,121.99
  4. Step 4: Simplify right side
    36,255.62x = 1,006,743,403.68
  5. Step 5: Solve for x
    x = 1,006,743,403.68/36,255.62
  6. Step 6: Final answer
    x = 27,767.93

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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.