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Finding the Fourth Proportional to 62,691.35, 94,015.16 and 27,611.87

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Solution

The fourth proportional to 62,691.35, 94,015.16 and 27,611.87 is: 41,408.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,691.35 : 94,015.16 = 27,611.87 : x
  2. Step 2: Convert to fraction form
    62,691.35/94,015.16 = 27,611.87/x
  3. Step 3: Cross multiply
    62,691.35x = 94,015.16 × 27,611.87
  4. Step 4: Simplify right side
    62,691.35x = 2,595,934,893.89
  5. Step 5: Solve for x
    x = 2,595,934,893.89/62,691.35
  6. Step 6: Final answer
    x = 41,408.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.