Home / 26,777.39-40,163.04-6,786.79

Finding the Fourth Proportional to 26,777.39, 40,163.04 and 6,786.79

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Solution

The fourth proportional to 26,777.39, 40,163.04 and 6,786.79 is: 10,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.39 : 40,163.04 = 6,786.79 : x
  2. Step 2: Convert to fraction form
    26,777.39/40,163.04 = 6,786.79/x
  3. Step 3: Cross multiply
    26,777.39x = 40,163.04 × 6,786.79
  4. Step 4: Simplify right side
    26,777.39x = 272,578,017.83
  5. Step 5: Solve for x
    x = 272,578,017.83/26,777.39
  6. Step 6: Final answer
    x = 10,179.41

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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.