Home / 16,519.99-24,761.26-8,205.79

Finding the Fourth Proportional to 16,519.99, 24,761.26 and 8,205.79

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Solution

The fourth proportional to 16,519.99, 24,761.26 and 8,205.79 is: 12,299.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.99 : 24,761.26 = 8,205.79 : x
  2. Step 2: Convert to fraction form
    16,519.99/24,761.26 = 8,205.79/x
  3. Step 3: Cross multiply
    16,519.99x = 24,761.26 × 8,205.79
  4. Step 4: Simplify right side
    16,519.99x = 203,185,699.70
  5. Step 5: Solve for x
    x = 203,185,699.70/16,519.99
  6. Step 6: Final answer
    x = 12,299.38

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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.