Home / 22,395.73-30,906.84-12,837.43

Finding the Fourth Proportional to 22,395.73, 30,906.84 and 12,837.43

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Solution

The fourth proportional to 22,395.73, 30,906.84 and 12,837.43 is: 17,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395.73 : 30,906.84 = 12,837.43 : x
  2. Step 2: Convert to fraction form
    22,395.73/30,906.84 = 12,837.43/x
  3. Step 3: Cross multiply
    22,395.73x = 30,906.84 × 12,837.43
  4. Step 4: Simplify right side
    22,395.73x = 396,764,395.02
  5. Step 5: Solve for x
    x = 396,764,395.02/22,395.73
  6. Step 6: Final answer
    x = 17,716.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.