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Finding the Fourth Proportional to 36,512.34, 50,387.02 and 19,745.34

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Solution

The fourth proportional to 36,512.34, 50,387.02 and 19,745.34 is: 27,248.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.34 : 50,387.02 = 19,745.34 : x
  2. Step 2: Convert to fraction form
    36,512.34/50,387.02 = 19,745.34/x
  3. Step 3: Cross multiply
    36,512.34x = 50,387.02 × 19,745.34
  4. Step 4: Simplify right side
    36,512.34x = 994,908,841.49
  5. Step 5: Solve for x
    x = 994,908,841.49/36,512.34
  6. Step 6: Final answer
    x = 27,248.56

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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.