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Finding the Fourth Proportional to 36,910, 50,936.52 and 22,006

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Solution

The fourth proportional to 36,910, 50,936.52 and 22,006 is: 30,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910 : 50,936.52 = 22,006 : x
  2. Step 2: Convert to fraction form
    36,910/50,936.52 = 22,006/x
  3. Step 3: Cross multiply
    36,910x = 50,936.52 × 22,006
  4. Step 4: Simplify right side
    36,910x = 1,120,909,059.12
  5. Step 5: Solve for x
    x = 1,120,909,059.12/36,910
  6. Step 6: Final answer
    x = 30,368.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.