Home / 36,086.30-54,113.97-12,396.23

Finding the Fourth Proportional to 36,086.30, 54,113.97 and 12,396.23

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Solution

The fourth proportional to 36,086.30, 54,113.97 and 12,396.23 is: 18,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.30 : 54,113.97 = 12,396.23 : x
  2. Step 2: Convert to fraction form
    36,086.30/54,113.97 = 12,396.23/x
  3. Step 3: Cross multiply
    36,086.30x = 54,113.97 × 12,396.23
  4. Step 4: Simplify right side
    36,086.30x = 670,809,197.18
  5. Step 5: Solve for x
    x = 670,809,197.18/36,086.30
  6. Step 6: Final answer
    x = 18,589.03

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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.