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Finding the Fourth Proportional to 33,467.20, 50,198.08 and 11,280.08

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Solution

The fourth proportional to 33,467.20, 50,198.08 and 11,280.08 is: 16,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,467.20 : 50,198.08 = 11,280.08 : x
  2. Step 2: Convert to fraction form
    33,467.20/50,198.08 = 11,280.08/x
  3. Step 3: Cross multiply
    33,467.20x = 50,198.08 × 11,280.08
  4. Step 4: Simplify right side
    33,467.20x = 566,238,358.25
  5. Step 5: Solve for x
    x = 566,238,358.25/33,467.20
  6. Step 6: Final answer
    x = 16,919.20

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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.