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Finding the Fourth Proportional to 50,959.78, 76,469.73 and 19,396.41

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Solution

The fourth proportional to 50,959.78, 76,469.73 and 19,396.41 is: 29,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,959.78 : 76,469.73 = 19,396.41 : x
  2. Step 2: Convert to fraction form
    50,959.78/76,469.73 = 19,396.41/x
  3. Step 3: Cross multiply
    50,959.78x = 76,469.73 × 19,396.41
  4. Step 4: Simplify right side
    50,959.78x = 1,483,238,235.67
  5. Step 5: Solve for x
    x = 1,483,238,235.67/50,959.78
  6. Step 6: Final answer
    x = 29,106.06

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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.