Home / 50,997.80-76,467-19,796.60

Finding the Fourth Proportional to 50,997.80, 76,467 and 19,796.60

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Solution

The fourth proportional to 50,997.80, 76,467 and 19,796.60 is: 29,683.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,997.80 : 76,467 = 19,796.60 : x
  2. Step 2: Convert to fraction form
    50,997.80/76,467 = 19,796.60/x
  3. Step 3: Cross multiply
    50,997.80x = 76,467 × 19,796.60
  4. Step 4: Simplify right side
    50,997.80x = 1,513,786,612.20
  5. Step 5: Solve for x
    x = 1,513,786,612.20/50,997.80
  6. Step 6: Final answer
    x = 29,683.37

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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.