Home / 22,293.68-30,766.37-12,222.54

Finding the Fourth Proportional to 22,293.68, 30,766.37 and 12,222.54

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Solution

The fourth proportional to 22,293.68, 30,766.37 and 12,222.54 is: 16,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,293.68 : 30,766.37 = 12,222.54 : x
  2. Step 2: Convert to fraction form
    22,293.68/30,766.37 = 12,222.54/x
  3. Step 3: Cross multiply
    22,293.68x = 30,766.37 × 12,222.54
  4. Step 4: Simplify right side
    22,293.68x = 376,043,126.87
  5. Step 5: Solve for x
    x = 376,043,126.87/22,293.68
  6. Step 6: Final answer
    x = 16,867.70

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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.