Home / 27,197.45-40,716.93-20,208.44

Finding the Fourth Proportional to 27,197.45, 40,716.93 and 20,208.44

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Solution

The fourth proportional to 27,197.45, 40,716.93 and 20,208.44 is: 30,253.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,197.45 : 40,716.93 = 20,208.44 : x
  2. Step 2: Convert to fraction form
    27,197.45/40,716.93 = 20,208.44/x
  3. Step 3: Cross multiply
    27,197.45x = 40,716.93 × 20,208.44
  4. Step 4: Simplify right side
    27,197.45x = 822,825,471.76
  5. Step 5: Solve for x
    x = 822,825,471.76/27,197.45
  6. Step 6: Final answer
    x = 30,253.78

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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.