Home / 17,771.33-26,666.22-7,249.07

Finding the Fourth Proportional to 17,771.33, 26,666.22 and 7,249.07

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Solution

The fourth proportional to 17,771.33, 26,666.22 and 7,249.07 is: 10,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,771.33 : 26,666.22 = 7,249.07 : x
  2. Step 2: Convert to fraction form
    17,771.33/26,666.22 = 7,249.07/x
  3. Step 3: Cross multiply
    17,771.33x = 26,666.22 × 7,249.07
  4. Step 4: Simplify right side
    17,771.33x = 193,305,295.42
  5. Step 5: Solve for x
    x = 193,305,295.42/17,771.33
  6. Step 6: Final answer
    x = 10,877.37

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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.