Home / 25,661.12-35,399.04-22,296.56

Finding the Fourth Proportional to 25,661.12, 35,399.04 and 22,296.56

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Solution

The fourth proportional to 25,661.12, 35,399.04 and 22,296.56 is: 30,757.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,661.12 : 35,399.04 = 22,296.56 : x
  2. Step 2: Convert to fraction form
    25,661.12/35,399.04 = 22,296.56/x
  3. Step 3: Cross multiply
    25,661.12x = 35,399.04 × 22,296.56
  4. Step 4: Simplify right side
    25,661.12x = 789,276,819.30
  5. Step 5: Solve for x
    x = 789,276,819.30/25,661.12
  6. Step 6: Final answer
    x = 30,757.69

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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.