Home / 18,247.20-27,354.60-10,843.80

Finding the Fourth Proportional to 18,247.20, 27,354.60 and 10,843.80

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Solution

The fourth proportional to 18,247.20, 27,354.60 and 10,843.80 is: 16,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.20 : 27,354.60 = 10,843.80 : x
  2. Step 2: Convert to fraction form
    18,247.20/27,354.60 = 10,843.80/x
  3. Step 3: Cross multiply
    18,247.20x = 27,354.60 × 10,843.80
  4. Step 4: Simplify right side
    18,247.20x = 296,627,811.48
  5. Step 5: Solve for x
    x = 296,627,811.48/18,247.20
  6. Step 6: Final answer
    x = 16,256.07

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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.