Home / 22,130.82-33,198.66-11,040.30

Finding the Fourth Proportional to 22,130.82, 33,198.66 and 11,040.30

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Solution

The fourth proportional to 22,130.82, 33,198.66 and 11,040.30 is: 16,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,130.82 : 33,198.66 = 11,040.30 : x
  2. Step 2: Convert to fraction form
    22,130.82/33,198.66 = 11,040.30/x
  3. Step 3: Cross multiply
    22,130.82x = 33,198.66 × 11,040.30
  4. Step 4: Simplify right side
    22,130.82x = 366,523,166.00
  5. Step 5: Solve for x
    x = 366,523,166.00/22,130.82
  6. Step 6: Final answer
    x = 16,561.66

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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.