Home / 22,279.44-33,419.16-20,803.22

Finding the Fourth Proportional to 22,279.44, 33,419.16 and 20,803.22

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Solution

The fourth proportional to 22,279.44, 33,419.16 and 20,803.22 is: 31,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.44 : 33,419.16 = 20,803.22 : x
  2. Step 2: Convert to fraction form
    22,279.44/33,419.16 = 20,803.22/x
  3. Step 3: Cross multiply
    22,279.44x = 33,419.16 × 20,803.22
  4. Step 4: Simplify right side
    22,279.44x = 695,226,137.70
  5. Step 5: Solve for x
    x = 695,226,137.70/22,279.44
  6. Step 6: Final answer
    x = 31,204.83

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Similar ratio
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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.