Home / 20,441.97-30,644.73-7,292.43

Finding the Fourth Proportional to 20,441.97, 30,644.73 and 7,292.43

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Solution

The fourth proportional to 20,441.97, 30,644.73 and 7,292.43 is: 10,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441.97 : 30,644.73 = 7,292.43 : x
  2. Step 2: Convert to fraction form
    20,441.97/30,644.73 = 7,292.43/x
  3. Step 3: Cross multiply
    20,441.97x = 30,644.73 × 7,292.43
  4. Step 4: Simplify right side
    20,441.97x = 223,474,548.39
  5. Step 5: Solve for x
    x = 223,474,548.39/20,441.97
  6. Step 6: Final answer
    x = 10,932.14

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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.