Home / 27,512.42-41,270.24-7,789.32

Finding the Fourth Proportional to 27,512.42, 41,270.24 and 7,789.32

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Solution

The fourth proportional to 27,512.42, 41,270.24 and 7,789.32 is: 11,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.42 : 41,270.24 = 7,789.32 : x
  2. Step 2: Convert to fraction form
    27,512.42/41,270.24 = 7,789.32/x
  3. Step 3: Cross multiply
    27,512.42x = 41,270.24 × 7,789.32
  4. Step 4: Simplify right side
    27,512.42x = 321,467,066.89
  5. Step 5: Solve for x
    x = 321,467,066.89/27,512.42
  6. Step 6: Final answer
    x = 11,684.44

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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.