Home / 33,028.16-45,589.28-22,288.64

Finding the Fourth Proportional to 33,028.16, 45,589.28 and 22,288.64

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Solution

The fourth proportional to 33,028.16, 45,589.28 and 22,288.64 is: 30,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,028.16 : 45,589.28 = 22,288.64 : x
  2. Step 2: Convert to fraction form
    33,028.16/45,589.28 = 22,288.64/x
  3. Step 3: Cross multiply
    33,028.16x = 45,589.28 × 22,288.64
  4. Step 4: Simplify right side
    33,028.16x = 1,016,123,049.78
  5. Step 5: Solve for x
    x = 1,016,123,049.78/33,028.16
  6. Step 6: Final answer
    x = 30,765.35

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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.