Home / 11,150.34-16,701.21-8,550.24

Finding the Fourth Proportional to 11,150.34, 16,701.21 and 8,550.24

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Solution

The fourth proportional to 11,150.34, 16,701.21 and 8,550.24 is: 12,806.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,150.34 : 16,701.21 = 8,550.24 : x
  2. Step 2: Convert to fraction form
    11,150.34/16,701.21 = 8,550.24/x
  3. Step 3: Cross multiply
    11,150.34x = 16,701.21 × 8,550.24
  4. Step 4: Simplify right side
    11,150.34x = 142,799,353.79
  5. Step 5: Solve for x
    x = 142,799,353.79/11,150.34
  6. Step 6: Final answer
    x = 12,806.73

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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.