Home / 33,605.48-50,339.08-19,721

Finding the Fourth Proportional to 33,605.48, 50,339.08 and 19,721

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Solution

The fourth proportional to 33,605.48, 50,339.08 and 19,721 is: 29,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,605.48 : 50,339.08 = 19,721 : x
  2. Step 2: Convert to fraction form
    33,605.48/50,339.08 = 19,721/x
  3. Step 3: Cross multiply
    33,605.48x = 50,339.08 × 19,721
  4. Step 4: Simplify right side
    33,605.48x = 992,736,996.68
  5. Step 5: Solve for x
    x = 992,736,996.68/33,605.48
  6. Step 6: Final answer
    x = 29,540.93

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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.