Home / 29,241.66-40,371.94-20,286.04

Finding the Fourth Proportional to 29,241.66, 40,371.94 and 20,286.04

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Solution

The fourth proportional to 29,241.66, 40,371.94 and 20,286.04 is: 28,007.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,241.66 : 40,371.94 = 20,286.04 : x
  2. Step 2: Convert to fraction form
    29,241.66/40,371.94 = 20,286.04/x
  3. Step 3: Cross multiply
    29,241.66x = 40,371.94 × 20,286.04
  4. Step 4: Simplify right side
    29,241.66x = 818,986,789.72
  5. Step 5: Solve for x
    x = 818,986,789.72/29,241.66
  6. Step 6: Final answer
    x = 28,007.53

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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.