Home / 22,177.82-30,605.36-16,517.40

Finding the Fourth Proportional to 22,177.82, 30,605.36 and 16,517.40

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Solution

The fourth proportional to 22,177.82, 30,605.36 and 16,517.40 is: 22,793.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.82 : 30,605.36 = 16,517.40 : x
  2. Step 2: Convert to fraction form
    22,177.82/30,605.36 = 16,517.40/x
  3. Step 3: Cross multiply
    22,177.82x = 30,605.36 × 16,517.40
  4. Step 4: Simplify right side
    22,177.82x = 505,520,890.68
  5. Step 5: Solve for x
    x = 505,520,890.68/22,177.82
  6. Step 6: Final answer
    x = 22,793.99

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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.