Home / 18,063.60-27,087.30-8,197.80

Finding the Fourth Proportional to 18,063.60, 27,087.30 and 8,197.80

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Solution

The fourth proportional to 18,063.60, 27,087.30 and 8,197.80 is: 12,293.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.60 : 27,087.30 = 8,197.80 : x
  2. Step 2: Convert to fraction form
    18,063.60/27,087.30 = 8,197.80/x
  3. Step 3: Cross multiply
    18,063.60x = 27,087.30 × 8,197.80
  4. Step 4: Simplify right side
    18,063.60x = 222,056,267.94
  5. Step 5: Solve for x
    x = 222,056,267.94/18,063.60
  6. Step 6: Final answer
    x = 12,293.02

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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.