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Finding the Fourth Proportional to 36,910.26, 50,936.01 and 20,143.26

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Solution

The fourth proportional to 36,910.26, 50,936.01 and 20,143.26 is: 27,797.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.26 : 50,936.01 = 20,143.26 : x
  2. Step 2: Convert to fraction form
    36,910.26/50,936.01 = 20,143.26/x
  3. Step 3: Cross multiply
    36,910.26x = 50,936.01 × 20,143.26
  4. Step 4: Simplify right side
    36,910.26x = 1,026,017,292.79
  5. Step 5: Solve for x
    x = 1,026,017,292.79/36,910.26
  6. Step 6: Final answer
    x = 27,797.62

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1.5x scale

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.