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Finding the Fourth Proportional to 36,660, 50,591.07 and 19,893

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Solution

The fourth proportional to 36,660, 50,591.07 and 19,893 is: 27,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,660 : 50,591.07 = 19,893 : x
  2. Step 2: Convert to fraction form
    36,660/50,591.07 = 19,893/x
  3. Step 3: Cross multiply
    36,660x = 50,591.07 × 19,893
  4. Step 4: Simplify right side
    36,660x = 1,006,408,155.51
  5. Step 5: Solve for x
    x = 1,006,408,155.51/36,660
  6. Step 6: Final answer
    x = 27,452.49

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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.