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Finding the Fourth Proportional to 34,591.01, 51,893.81 and 11,215.63

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Solution

The fourth proportional to 34,591.01, 51,893.81 and 11,215.63 is: 16,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,591.01 : 51,893.81 = 11,215.63 : x
  2. Step 2: Convert to fraction form
    34,591.01/51,893.81 = 11,215.63/x
  3. Step 3: Cross multiply
    34,591.01x = 51,893.81 × 11,215.63
  4. Step 4: Simplify right side
    34,591.01x = 582,021,456.70
  5. Step 5: Solve for x
    x = 582,021,456.70/34,591.01
  6. Step 6: Final answer
    x = 16,825.80

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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.