Home / 22,228.38-33,355.67-8,198.28

Finding the Fourth Proportional to 22,228.38, 33,355.67 and 8,198.28

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Solution

The fourth proportional to 22,228.38, 33,355.67 and 8,198.28 is: 12,302.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.38 : 33,355.67 = 8,198.28 : x
  2. Step 2: Convert to fraction form
    22,228.38/33,355.67 = 8,198.28/x
  3. Step 3: Cross multiply
    22,228.38x = 33,355.67 × 8,198.28
  4. Step 4: Simplify right side
    22,228.38x = 273,459,081.26
  5. Step 5: Solve for x
    x = 273,459,081.26/22,228.38
  6. Step 6: Final answer
    x = 12,302.25

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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.