Home / 50,616-75,927.78-19,451.52

Finding the Fourth Proportional to 50,616, 75,927.78 and 19,451.52

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Solution

The fourth proportional to 50,616, 75,927.78 and 19,451.52 is: 29,178.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,616 : 75,927.78 = 19,451.52 : x
  2. Step 2: Convert to fraction form
    50,616/75,927.78 = 19,451.52/x
  3. Step 3: Cross multiply
    50,616x = 75,927.78 × 19,451.52
  4. Step 4: Simplify right side
    50,616x = 1,476,910,731.23
  5. Step 5: Solve for x
    x = 1,476,910,731.23/50,616
  6. Step 6: Final answer
    x = 29,178.73

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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.