Home / 16,932.20-25,400.66-7,069.22

Finding the Fourth Proportional to 16,932.20, 25,400.66 and 7,069.22

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Solution

The fourth proportional to 16,932.20, 25,400.66 and 7,069.22 is: 10,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932.20 : 25,400.66 = 7,069.22 : x
  2. Step 2: Convert to fraction form
    16,932.20/25,400.66 = 7,069.22/x
  3. Step 3: Cross multiply
    16,932.20x = 25,400.66 × 7,069.22
  4. Step 4: Simplify right side
    16,932.20x = 179,562,853.69
  5. Step 5: Solve for x
    x = 179,562,853.69/16,932.20
  6. Step 6: Final answer
    x = 10,604.82

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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.