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Finding the Fourth Proportional to 33,893.87, 50,836.49 and 8,934.13

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Solution

The fourth proportional to 33,893.87, 50,836.49 and 8,934.13 is: 13,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,893.87 : 50,836.49 = 8,934.13 : x
  2. Step 2: Convert to fraction form
    33,893.87/50,836.49 = 8,934.13/x
  3. Step 3: Cross multiply
    33,893.87x = 50,836.49 × 8,934.13
  4. Step 4: Simplify right side
    33,893.87x = 454,179,511.55
  5. Step 5: Solve for x
    x = 454,179,511.55/33,893.87
  6. Step 6: Final answer
    x = 13,400.05

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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.