Home / 36,226.70-54,313.05-18,709.10

Finding the Fourth Proportional to 36,226.70, 54,313.05 and 18,709.10

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Solution

The fourth proportional to 36,226.70, 54,313.05 and 18,709.10 is: 28,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.70 : 54,313.05 = 18,709.10 : x
  2. Step 2: Convert to fraction form
    36,226.70/54,313.05 = 18,709.10/x
  3. Step 3: Cross multiply
    36,226.70x = 54,313.05 × 18,709.10
  4. Step 4: Simplify right side
    36,226.70x = 1,016,148,283.76
  5. Step 5: Solve for x
    x = 1,016,148,283.76/36,226.70
  6. Step 6: Final answer
    x = 28,049.71

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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.