Home / 50,519.82-75,769.50-17,221.83

Finding the Fourth Proportional to 50,519.82, 75,769.50 and 17,221.83

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Solution

The fourth proportional to 50,519.82, 75,769.50 and 17,221.83 is: 25,829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,519.82 : 75,769.50 = 17,221.83 : x
  2. Step 2: Convert to fraction form
    50,519.82/75,769.50 = 17,221.83/x
  3. Step 3: Cross multiply
    50,519.82x = 75,769.50 × 17,221.83
  4. Step 4: Simplify right side
    50,519.82x = 1,304,889,448.19
  5. Step 5: Solve for x
    x = 1,304,889,448.19/50,519.82
  6. Step 6: Final answer
    x = 25,829.26

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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.