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Finding the Fourth Proportional to 33,853.35, 50,763.62 and 16,979.11

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Solution

The fourth proportional to 33,853.35, 50,763.62 and 16,979.11 is: 25,460.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,853.35 : 50,763.62 = 16,979.11 : x
  2. Step 2: Convert to fraction form
    33,853.35/50,763.62 = 16,979.11/x
  3. Step 3: Cross multiply
    33,853.35x = 50,763.62 × 16,979.11
  4. Step 4: Simplify right side
    33,853.35x = 861,920,961.07
  5. Step 5: Solve for x
    x = 861,920,961.07/33,853.35
  6. Step 6: Final answer
    x = 25,460.43

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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.