Home / 18,450.52-27,662.44-7,196.32

Finding the Fourth Proportional to 18,450.52, 27,662.44 and 7,196.32

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Solution

The fourth proportional to 18,450.52, 27,662.44 and 7,196.32 is: 10,789.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.52 : 27,662.44 = 7,196.32 : x
  2. Step 2: Convert to fraction form
    18,450.52/27,662.44 = 7,196.32/x
  3. Step 3: Cross multiply
    18,450.52x = 27,662.44 × 7,196.32
  4. Step 4: Simplify right side
    18,450.52x = 199,067,770.22
  5. Step 5: Solve for x
    x = 199,067,770.22/18,450.52
  6. Step 6: Final answer
    x = 10,789.28

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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.