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Finding the Fourth Proportional to 44,781.14, 61,801 and 29,647.64

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Solution

The fourth proportional to 44,781.14, 61,801 and 29,647.64 is: 40,915.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.14 : 61,801 = 29,647.64 : x
  2. Step 2: Convert to fraction form
    44,781.14/61,801 = 29,647.64/x
  3. Step 3: Cross multiply
    44,781.14x = 61,801 × 29,647.64
  4. Step 4: Simplify right side
    44,781.14x = 1,832,253,799.64
  5. Step 5: Solve for x
    x = 1,832,253,799.64/44,781.14
  6. Step 6: Final answer
    x = 40,915.75

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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.