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Finding the Fourth Proportional to 33,515.44, 50,275.62 and 11,321.44

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Solution

The fourth proportional to 33,515.44, 50,275.62 and 11,321.44 is: 16,982.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,515.44 : 50,275.62 = 11,321.44 : x
  2. Step 2: Convert to fraction form
    33,515.44/50,275.62 = 11,321.44/x
  3. Step 3: Cross multiply
    33,515.44x = 50,275.62 × 11,321.44
  4. Step 4: Simplify right side
    33,515.44x = 569,192,415.29
  5. Step 5: Solve for x
    x = 569,192,415.29/33,515.44
  6. Step 6: Final answer
    x = 16,982.99

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1.5x scale

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.