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Finding the Fourth Proportional to 33,655, 50,504.10 and 15,187

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Solution

The fourth proportional to 33,655, 50,504.10 and 15,187 is: 22,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,655 : 50,504.10 = 15,187 : x
  2. Step 2: Convert to fraction form
    33,655/50,504.10 = 15,187/x
  3. Step 3: Cross multiply
    33,655x = 50,504.10 × 15,187
  4. Step 4: Simplify right side
    33,655x = 767,005,766.70
  5. Step 5: Solve for x
    x = 767,005,766.70/33,655
  6. Step 6: Final answer
    x = 22,790.25

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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.