Home / 16,219.37-24,321.49-8,426.09

Finding the Fourth Proportional to 16,219.37, 24,321.49 and 8,426.09

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Solution

The fourth proportional to 16,219.37, 24,321.49 and 8,426.09 is: 12,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.37 : 24,321.49 = 8,426.09 : x
  2. Step 2: Convert to fraction form
    16,219.37/24,321.49 = 8,426.09/x
  3. Step 3: Cross multiply
    16,219.37x = 24,321.49 × 8,426.09
  4. Step 4: Simplify right side
    16,219.37x = 204,935,063.67
  5. Step 5: Solve for x
    x = 204,935,063.67/16,219.37
  6. Step 6: Final answer
    x = 12,635.20

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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.