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Finding the Fourth Proportional to 36,512.35, 50,387.01 and 19,745.35

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Solution

The fourth proportional to 36,512.35, 50,387.01 and 19,745.35 is: 27,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.35 : 50,387.01 = 19,745.35 : x
  2. Step 2: Convert to fraction form
    36,512.35/50,387.01 = 19,745.35/x
  3. Step 3: Cross multiply
    36,512.35x = 50,387.01 × 19,745.35
  4. Step 4: Simplify right side
    36,512.35x = 994,909,147.90
  5. Step 5: Solve for x
    x = 994,909,147.90/36,512.35
  6. Step 6: Final answer
    x = 27,248.57

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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.