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Finding the Fourth Proportional to 41,896.95, 62,865.90 and 19,712.52

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Solution

The fourth proportional to 41,896.95, 62,865.90 and 19,712.52 is: 29,578.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,896.95 : 62,865.90 = 19,712.52 : x
  2. Step 2: Convert to fraction form
    41,896.95/62,865.90 = 19,712.52/x
  3. Step 3: Cross multiply
    41,896.95x = 62,865.90 × 19,712.52
  4. Step 4: Simplify right side
    41,896.95x = 1,239,245,311.07
  5. Step 5: Solve for x
    x = 1,239,245,311.07/41,896.95
  6. Step 6: Final answer
    x = 29,578.41

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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.