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Finding the Fourth Proportional to 33,696.40, 50,544.60 and 29,905.60

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Solution

The fourth proportional to 33,696.40, 50,544.60 and 29,905.60 is: 44,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,696.40 : 50,544.60 = 29,905.60 : x
  2. Step 2: Convert to fraction form
    33,696.40/50,544.60 = 29,905.60/x
  3. Step 3: Cross multiply
    33,696.40x = 50,544.60 × 29,905.60
  4. Step 4: Simplify right side
    33,696.40x = 1,511,566,589.76
  5. Step 5: Solve for x
    x = 1,511,566,589.76/33,696.40
  6. Step 6: Final answer
    x = 44,858.40

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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.