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Finding the Fourth Proportional to 33,635.84, 50,456.16 and 9,943.12

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Solution

The fourth proportional to 33,635.84, 50,456.16 and 9,943.12 is: 14,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,635.84 : 50,456.16 = 9,943.12 : x
  2. Step 2: Convert to fraction form
    33,635.84/50,456.16 = 9,943.12/x
  3. Step 3: Cross multiply
    33,635.84x = 50,456.16 × 9,943.12
  4. Step 4: Simplify right side
    33,635.84x = 501,691,653.62
  5. Step 5: Solve for x
    x = 501,691,653.62/33,635.84
  6. Step 6: Final answer
    x = 14,915.39

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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.