Home / 22,219.82-30,651.82-16,163.25

Finding the Fourth Proportional to 22,219.82, 30,651.82 and 16,163.25

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Solution

The fourth proportional to 22,219.82, 30,651.82 and 16,163.25 is: 22,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,219.82 : 30,651.82 = 16,163.25 : x
  2. Step 2: Convert to fraction form
    22,219.82/30,651.82 = 16,163.25/x
  3. Step 3: Cross multiply
    22,219.82x = 30,651.82 × 16,163.25
  4. Step 4: Simplify right side
    22,219.82x = 495,432,874.26
  5. Step 5: Solve for x
    x = 495,432,874.26/22,219.82
  6. Step 6: Final answer
    x = 22,296.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.