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Finding the Fourth Proportional to 33,395.80, 50,092.30 and 8,435.48

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Solution

The fourth proportional to 33,395.80, 50,092.30 and 8,435.48 is: 12,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,395.80 : 50,092.30 = 8,435.48 : x
  2. Step 2: Convert to fraction form
    33,395.80/50,092.30 = 8,435.48/x
  3. Step 3: Cross multiply
    33,395.80x = 50,092.30 × 8,435.48
  4. Step 4: Simplify right side
    33,395.80x = 422,552,594.80
  5. Step 5: Solve for x
    x = 422,552,594.80/33,395.80
  6. Step 6: Final answer
    x = 12,652.87

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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.