Home / 33,149.05-45,692.57-22,390.56

Finding the Fourth Proportional to 33,149.05, 45,692.57 and 22,390.56

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Solution

The fourth proportional to 33,149.05, 45,692.57 and 22,390.56 is: 30,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,149.05 : 45,692.57 = 22,390.56 : x
  2. Step 2: Convert to fraction form
    33,149.05/45,692.57 = 22,390.56/x
  3. Step 3: Cross multiply
    33,149.05x = 45,692.57 × 22,390.56
  4. Step 4: Simplify right side
    33,149.05x = 1,023,082,286.12
  5. Step 5: Solve for x
    x = 1,023,082,286.12/33,149.05
  6. Step 6: Final answer
    x = 30,863.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.