Home / 18,311.68-27,467.52-6,624.64

Finding the Fourth Proportional to 18,311.68, 27,467.52 and 6,624.64

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Solution

The fourth proportional to 18,311.68, 27,467.52 and 6,624.64 is: 9,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,311.68 : 27,467.52 = 6,624.64 : x
  2. Step 2: Convert to fraction form
    18,311.68/27,467.52 = 6,624.64/x
  3. Step 3: Cross multiply
    18,311.68x = 27,467.52 × 6,624.64
  4. Step 4: Simplify right side
    18,311.68x = 181,962,431.69
  5. Step 5: Solve for x
    x = 181,962,431.69/18,311.68
  6. Step 6: Final answer
    x = 9,936.96

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Similar ratio
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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.