Home / 22,138.94-33,208.87-8,982.31

Finding the Fourth Proportional to 22,138.94, 33,208.87 and 8,982.31

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Solution

The fourth proportional to 22,138.94, 33,208.87 and 8,982.31 is: 13,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.94 : 33,208.87 = 8,982.31 : x
  2. Step 2: Convert to fraction form
    22,138.94/33,208.87 = 8,982.31/x
  3. Step 3: Cross multiply
    22,138.94x = 33,208.87 × 8,982.31
  4. Step 4: Simplify right side
    22,138.94x = 298,292,365.09
  5. Step 5: Solve for x
    x = 298,292,365.09/22,138.94
  6. Step 6: Final answer
    x = 13,473.65

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1.5x scale

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.