Home / 27,840.44-41,760.66-6,780.35

Finding the Fourth Proportional to 27,840.44, 41,760.66 and 6,780.35

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Solution

The fourth proportional to 27,840.44, 41,760.66 and 6,780.35 is: 10,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,840.44 : 41,760.66 = 6,780.35 : x
  2. Step 2: Convert to fraction form
    27,840.44/41,760.66 = 6,780.35/x
  3. Step 3: Cross multiply
    27,840.44x = 41,760.66 × 6,780.35
  4. Step 4: Simplify right side
    27,840.44x = 283,151,891.03
  5. Step 5: Solve for x
    x = 283,151,891.03/27,840.44
  6. Step 6: Final answer
    x = 10,170.53

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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.