Home / 20,024.85-27,630.30-12,067.59

Finding the Fourth Proportional to 20,024.85, 27,630.30 and 12,067.59

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Solution

The fourth proportional to 20,024.85, 27,630.30 and 12,067.59 is: 16,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.85 : 27,630.30 = 12,067.59 : x
  2. Step 2: Convert to fraction form
    20,024.85/27,630.30 = 12,067.59/x
  3. Step 3: Cross multiply
    20,024.85x = 27,630.30 × 12,067.59
  4. Step 4: Simplify right side
    20,024.85x = 333,431,131.98
  5. Step 5: Solve for x
    x = 333,431,131.98/20,024.85
  6. Step 6: Final answer
    x = 16,650.87

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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.