Home / 11,750.70-16,200.96-8,568.60

Finding the Fourth Proportional to 11,750.70, 16,200.96 and 8,568.60

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Solution

The fourth proportional to 11,750.70, 16,200.96 and 8,568.60 is: 11,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.70 : 16,200.96 = 8,568.60 : x
  2. Step 2: Convert to fraction form
    11,750.70/16,200.96 = 8,568.60/x
  3. Step 3: Cross multiply
    11,750.70x = 16,200.96 × 8,568.60
  4. Step 4: Simplify right side
    11,750.70x = 138,819,545.86
  5. Step 5: Solve for x
    x = 138,819,545.86/11,750.70
  6. Step 6: Final answer
    x = 11,813.73

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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.