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Finding the Fourth Proportional to 36,339, 50,151.97 and 20,207.92

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Solution

The fourth proportional to 36,339, 50,151.97 and 20,207.92 is: 27,889.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,339 : 50,151.97 = 20,207.92 : x
  2. Step 2: Convert to fraction form
    36,339/50,151.97 = 20,207.92/x
  3. Step 3: Cross multiply
    36,339x = 50,151.97 × 20,207.92
  4. Step 4: Simplify right side
    36,339x = 1,013,466,997.60
  5. Step 5: Solve for x
    x = 1,013,466,997.60/36,339
  6. Step 6: Final answer
    x = 27,889.24

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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.