Home / 18,217.64-27,329.70-8,348.60

Finding the Fourth Proportional to 18,217.64, 27,329.70 and 8,348.60

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Solution

The fourth proportional to 18,217.64, 27,329.70 and 8,348.60 is: 12,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.64 : 27,329.70 = 8,348.60 : x
  2. Step 2: Convert to fraction form
    18,217.64/27,329.70 = 8,348.60/x
  3. Step 3: Cross multiply
    18,217.64x = 27,329.70 × 8,348.60
  4. Step 4: Simplify right side
    18,217.64x = 228,164,733.42
  5. Step 5: Solve for x
    x = 228,164,733.42/18,217.64
  6. Step 6: Final answer
    x = 12,524.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.