Home / 18,550.30-27,829.10-6,863.62

Finding the Fourth Proportional to 18,550.30, 27,829.10 and 6,863.62

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Solution

The fourth proportional to 18,550.30, 27,829.10 and 6,863.62 is: 10,296.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,550.30 : 27,829.10 = 6,863.62 : x
  2. Step 2: Convert to fraction form
    18,550.30/27,829.10 = 6,863.62/x
  3. Step 3: Cross multiply
    18,550.30x = 27,829.10 × 6,863.62
  4. Step 4: Simplify right side
    18,550.30x = 191,008,367.34
  5. Step 5: Solve for x
    x = 191,008,367.34/18,550.30
  6. Step 6: Final answer
    x = 10,296.78

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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.