Home / 22,191.38-33,279.75-7,396.22

Finding the Fourth Proportional to 22,191.38, 33,279.75 and 7,396.22

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Solution

The fourth proportional to 22,191.38, 33,279.75 and 7,396.22 is: 11,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,191.38 : 33,279.75 = 7,396.22 : x
  2. Step 2: Convert to fraction form
    22,191.38/33,279.75 = 7,396.22/x
  3. Step 3: Cross multiply
    22,191.38x = 33,279.75 × 7,396.22
  4. Step 4: Simplify right side
    22,191.38x = 246,144,352.55
  5. Step 5: Solve for x
    x = 246,144,352.55/22,191.38
  6. Step 6: Final answer
    x = 11,091.89

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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.