Home / 33,422.99-50,133.94-8,122.70

Finding the Fourth Proportional to 33,422.99, 50,133.94 and 8,122.70

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Solution

The fourth proportional to 33,422.99, 50,133.94 and 8,122.70 is: 12,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,422.99 : 50,133.94 = 8,122.70 : x
  2. Step 2: Convert to fraction form
    33,422.99/50,133.94 = 8,122.70/x
  3. Step 3: Cross multiply
    33,422.99x = 50,133.94 × 8,122.70
  4. Step 4: Simplify right side
    33,422.99x = 407,223,105.16
  5. Step 5: Solve for x
    x = 407,223,105.16/33,422.99
  6. Step 6: Final answer
    x = 12,183.92

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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.