Home / 40,196.64-55,474.68-22,297.43

Finding the Fourth Proportional to 40,196.64, 55,474.68 and 22,297.43

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Solution

The fourth proportional to 40,196.64, 55,474.68 and 22,297.43 is: 30,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,196.64 : 55,474.68 = 22,297.43 : x
  2. Step 2: Convert to fraction form
    40,196.64/55,474.68 = 22,297.43/x
  3. Step 3: Cross multiply
    40,196.64x = 55,474.68 × 22,297.43
  4. Step 4: Simplify right side
    40,196.64x = 1,236,942,794.07
  5. Step 5: Solve for x
    x = 1,236,942,794.07/40,196.64
  6. Step 6: Final answer
    x = 30,772.29

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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.