Home / 22,279.44-33,403.24-11,178.12

Finding the Fourth Proportional to 22,279.44, 33,403.24 and 11,178.12

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Solution

The fourth proportional to 22,279.44, 33,403.24 and 11,178.12 is: 16,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.44 : 33,403.24 = 11,178.12 : x
  2. Step 2: Convert to fraction form
    22,279.44/33,403.24 = 11,178.12/x
  3. Step 3: Cross multiply
    22,279.44x = 33,403.24 × 11,178.12
  4. Step 4: Simplify right side
    22,279.44x = 373,385,425.11
  5. Step 5: Solve for x
    x = 373,385,425.11/22,279.44
  6. Step 6: Final answer
    x = 16,759.19

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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.