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Finding the Fourth Proportional to 33,583.80, 50,318.10 and 16,015.80

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Solution

The fourth proportional to 33,583.80, 50,318.10 and 16,015.80 is: 23,996.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,583.80 : 50,318.10 = 16,015.80 : x
  2. Step 2: Convert to fraction form
    33,583.80/50,318.10 = 16,015.80/x
  3. Step 3: Cross multiply
    33,583.80x = 50,318.10 × 16,015.80
  4. Step 4: Simplify right side
    33,583.80x = 805,884,625.98
  5. Step 5: Solve for x
    x = 805,884,625.98/33,583.80
  6. Step 6: Final answer
    x = 23,996.23

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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.