Home / 39,797.44-54,919.84-21,892.24

Finding the Fourth Proportional to 39,797.44, 54,919.84 and 21,892.24

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Solution

The fourth proportional to 39,797.44, 54,919.84 and 21,892.24 is: 30,210.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,797.44 : 54,919.84 = 21,892.24 : x
  2. Step 2: Convert to fraction form
    39,797.44/54,919.84 = 21,892.24/x
  3. Step 3: Cross multiply
    39,797.44x = 54,919.84 × 21,892.24
  4. Step 4: Simplify right side
    39,797.44x = 1,202,318,318.04
  5. Step 5: Solve for x
    x = 1,202,318,318.04/39,797.44
  6. Step 6: Final answer
    x = 30,210.95

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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.