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Finding the Fourth Proportional to 33,803.72, 50,692.62 and 11,612.96

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Solution

The fourth proportional to 33,803.72, 50,692.62 and 11,612.96 is: 17,414.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,803.72 : 50,692.62 = 11,612.96 : x
  2. Step 2: Convert to fraction form
    33,803.72/50,692.62 = 11,612.96/x
  3. Step 3: Cross multiply
    33,803.72x = 50,692.62 × 11,612.96
  4. Step 4: Simplify right side
    33,803.72x = 588,691,368.36
  5. Step 5: Solve for x
    x = 588,691,368.36/33,803.72
  6. Step 6: Final answer
    x = 17,414.99

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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.