Home / 41,379.33-62,099.79-20,330.67

Finding the Fourth Proportional to 41,379.33, 62,099.79 and 20,330.67

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Solution

The fourth proportional to 41,379.33, 62,099.79 and 20,330.67 is: 30,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,379.33 : 62,099.79 = 20,330.67 : x
  2. Step 2: Convert to fraction form
    41,379.33/62,099.79 = 20,330.67/x
  3. Step 3: Cross multiply
    41,379.33x = 62,099.79 × 20,330.67
  4. Step 4: Simplify right side
    41,379.33x = 1,262,530,337.56
  5. Step 5: Solve for x
    x = 1,262,530,337.56/41,379.33
  6. Step 6: Final answer
    x = 30,511.14

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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.