Home / 22,266.83-30,728.17-12,195.27

Finding the Fourth Proportional to 22,266.83, 30,728.17 and 12,195.27

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Solution

The fourth proportional to 22,266.83, 30,728.17 and 12,195.27 is: 16,829.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.83 : 30,728.17 = 12,195.27 : x
  2. Step 2: Convert to fraction form
    22,266.83/30,728.17 = 12,195.27/x
  3. Step 3: Cross multiply
    22,266.83x = 30,728.17 × 12,195.27
  4. Step 4: Simplify right side
    22,266.83x = 374,738,299.27
  5. Step 5: Solve for x
    x = 374,738,299.27/22,266.83
  6. Step 6: Final answer
    x = 16,829.44

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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.