Home / 22,138.14-30,551.27-12,067.23

Finding the Fourth Proportional to 22,138.14, 30,551.27 and 12,067.23

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Solution

The fourth proportional to 22,138.14, 30,551.27 and 12,067.23 is: 16,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.14 : 30,551.27 = 12,067.23 : x
  2. Step 2: Convert to fraction form
    22,138.14/30,551.27 = 12,067.23/x
  3. Step 3: Cross multiply
    22,138.14x = 30,551.27 × 12,067.23
  4. Step 4: Simplify right side
    22,138.14x = 368,669,201.88
  5. Step 5: Solve for x
    x = 368,669,201.88/22,138.14
  6. Step 6: Final answer
    x = 16,653.12

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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.