Home / 11,299.20-16,936.49-9,650.75

Finding the Fourth Proportional to 11,299.20, 16,936.49 and 9,650.75

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Solution

The fourth proportional to 11,299.20, 16,936.49 and 9,650.75 is: 14,465.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.20 : 16,936.49 = 9,650.75 : x
  2. Step 2: Convert to fraction form
    11,299.20/16,936.49 = 9,650.75/x
  3. Step 3: Cross multiply
    11,299.20x = 16,936.49 × 9,650.75
  4. Step 4: Simplify right side
    11,299.20x = 163,449,770.31
  5. Step 5: Solve for x
    x = 163,449,770.31/11,299.20
  6. Step 6: Final answer
    x = 14,465.61

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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.