Home / 12,223.27-16,868.12-6,634.27

Finding the Fourth Proportional to 12,223.27, 16,868.12 and 6,634.27

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Solution

The fourth proportional to 12,223.27, 16,868.12 and 6,634.27 is: 9,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223.27 : 16,868.12 = 6,634.27 : x
  2. Step 2: Convert to fraction form
    12,223.27/16,868.12 = 6,634.27/x
  3. Step 3: Cross multiply
    12,223.27x = 16,868.12 × 6,634.27
  4. Step 4: Simplify right side
    12,223.27x = 111,907,662.47
  5. Step 5: Solve for x
    x = 111,907,662.47/12,223.27
  6. Step 6: Final answer
    x = 9,155.30

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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.