Home / 33,768.66-50,647.68-21,250.38

Finding the Fourth Proportional to 33,768.66, 50,647.68 and 21,250.38

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Solution

The fourth proportional to 33,768.66, 50,647.68 and 21,250.38 is: 31,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,768.66 : 50,647.68 = 21,250.38 : x
  2. Step 2: Convert to fraction form
    33,768.66/50,647.68 = 21,250.38/x
  3. Step 3: Cross multiply
    33,768.66x = 50,647.68 × 21,250.38
  4. Step 4: Simplify right side
    33,768.66x = 1,076,282,446.12
  5. Step 5: Solve for x
    x = 1,076,282,446.12/33,768.66
  6. Step 6: Final answer
    x = 31,872.23

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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.