Home / 16,121.57-24,180.39-10,216.67

Finding the Fourth Proportional to 16,121.57, 24,180.39 and 10,216.67

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Solution

The fourth proportional to 16,121.57, 24,180.39 and 10,216.67 is: 15,323.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.57 : 24,180.39 = 10,216.67 : x
  2. Step 2: Convert to fraction form
    16,121.57/24,180.39 = 10,216.67/x
  3. Step 3: Cross multiply
    16,121.57x = 24,180.39 × 10,216.67
  4. Step 4: Simplify right side
    16,121.57x = 247,042,944.20
  5. Step 5: Solve for x
    x = 247,042,944.20/16,121.57
  6. Step 6: Final answer
    x = 15,323.76

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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.