Home / 18,487.35-27,733.79-6,799.68

Finding the Fourth Proportional to 18,487.35, 27,733.79 and 6,799.68

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Solution

The fourth proportional to 18,487.35, 27,733.79 and 6,799.68 is: 10,200.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,487.35 : 27,733.79 = 6,799.68 : x
  2. Step 2: Convert to fraction form
    18,487.35/27,733.79 = 6,799.68/x
  3. Step 3: Cross multiply
    18,487.35x = 27,733.79 × 6,799.68
  4. Step 4: Simplify right side
    18,487.35x = 188,580,914.19
  5. Step 5: Solve for x
    x = 188,580,914.19/18,487.35
  6. Step 6: Final answer
    x = 10,200.54

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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.