Home / 22,115.68-33,246.44-20,492.44

Finding the Fourth Proportional to 22,115.68, 33,246.44 and 20,492.44

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Solution

The fourth proportional to 22,115.68, 33,246.44 and 20,492.44 is: 30,806.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.68 : 33,246.44 = 20,492.44 : x
  2. Step 2: Convert to fraction form
    22,115.68/33,246.44 = 20,492.44/x
  3. Step 3: Cross multiply
    22,115.68x = 33,246.44 × 20,492.44
  4. Step 4: Simplify right side
    22,115.68x = 681,300,676.91
  5. Step 5: Solve for x
    x = 681,300,676.91/22,115.68
  6. Step 6: Final answer
    x = 30,806.23

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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.