Home / 11,226.60-16,811.10-10,708.20

Finding the Fourth Proportional to 11,226.60, 16,811.10 and 10,708.20

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Solution

The fourth proportional to 11,226.60, 16,811.10 and 10,708.20 is: 16,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.60 : 16,811.10 = 10,708.20 : x
  2. Step 2: Convert to fraction form
    11,226.60/16,811.10 = 10,708.20/x
  3. Step 3: Cross multiply
    11,226.60x = 16,811.10 × 10,708.20
  4. Step 4: Simplify right side
    11,226.60x = 180,016,621.02
  5. Step 5: Solve for x
    x = 180,016,621.02/11,226.60
  6. Step 6: Final answer
    x = 16,034.83

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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.