Home / 30,282.92-41,791.11-16,855.55

Finding the Fourth Proportional to 30,282.92, 41,791.11 and 16,855.55

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Solution

The fourth proportional to 30,282.92, 41,791.11 and 16,855.55 is: 23,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.92 : 41,791.11 = 16,855.55 : x
  2. Step 2: Convert to fraction form
    30,282.92/41,791.11 = 16,855.55/x
  3. Step 3: Cross multiply
    30,282.92x = 41,791.11 × 16,855.55
  4. Step 4: Simplify right side
    30,282.92x = 704,412,144.16
  5. Step 5: Solve for x
    x = 704,412,144.16/30,282.92
  6. Step 6: Final answer
    x = 23,261.04

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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.