Home / 22,270.44-33,243.09-20,625.96

Finding the Fourth Proportional to 22,270.44, 33,243.09 and 20,625.96

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Solution

The fourth proportional to 22,270.44, 33,243.09 and 20,625.96 is: 30,788.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,270.44 : 33,243.09 = 20,625.96 : x
  2. Step 2: Convert to fraction form
    22,270.44/33,243.09 = 20,625.96/x
  3. Step 3: Cross multiply
    22,270.44x = 33,243.09 × 20,625.96
  4. Step 4: Simplify right side
    22,270.44x = 685,670,644.62
  5. Step 5: Solve for x
    x = 685,670,644.62/22,270.44
  6. Step 6: Final answer
    x = 30,788.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.