Home / 22,227.27-30,673.21-12,155.68

Finding the Fourth Proportional to 22,227.27, 30,673.21 and 12,155.68

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Solution

The fourth proportional to 22,227.27, 30,673.21 and 12,155.68 is: 16,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,227.27 : 30,673.21 = 12,155.68 : x
  2. Step 2: Convert to fraction form
    22,227.27/30,673.21 = 12,155.68/x
  3. Step 3: Cross multiply
    22,227.27x = 30,673.21 × 12,155.68
  4. Step 4: Simplify right side
    22,227.27x = 372,853,725.33
  5. Step 5: Solve for x
    x = 372,853,725.33/22,227.27
  6. Step 6: Final answer
    x = 16,774.61

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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.