Home / 18,221.44-27,341.08-6,535.56

Finding the Fourth Proportional to 18,221.44, 27,341.08 and 6,535.56

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Solution

The fourth proportional to 18,221.44, 27,341.08 and 6,535.56 is: 9,806.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,221.44 : 27,341.08 = 6,535.56 : x
  2. Step 2: Convert to fraction form
    18,221.44/27,341.08 = 6,535.56/x
  3. Step 3: Cross multiply
    18,221.44x = 27,341.08 × 6,535.56
  4. Step 4: Simplify right side
    18,221.44x = 178,689,268.80
  5. Step 5: Solve for x
    x = 178,689,268.80/18,221.44
  6. Step 6: Final answer
    x = 9,806.54

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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.