Home / 27,844.70-38,212.64-27,647.88

Finding the Fourth Proportional to 27,844.70, 38,212.64 and 27,647.88

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Solution

The fourth proportional to 27,844.70, 38,212.64 and 27,647.88 is: 37,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.70 : 38,212.64 = 27,647.88 : x
  2. Step 2: Convert to fraction form
    27,844.70/38,212.64 = 27,647.88/x
  3. Step 3: Cross multiply
    27,844.70x = 38,212.64 × 27,647.88
  4. Step 4: Simplify right side
    27,844.70x = 1,056,498,485.20
  5. Step 5: Solve for x
    x = 1,056,498,485.20/27,844.70
  6. Step 6: Final answer
    x = 37,942.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.