Home / 12,467.58-18,704.82-5,446.29

Finding the Fourth Proportional to 12,467.58, 18,704.82 and 5,446.29

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Solution

The fourth proportional to 12,467.58, 18,704.82 and 5,446.29 is: 8,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.58 : 18,704.82 = 5,446.29 : x
  2. Step 2: Convert to fraction form
    12,467.58/18,704.82 = 5,446.29/x
  3. Step 3: Cross multiply
    12,467.58x = 18,704.82 × 5,446.29
  4. Step 4: Simplify right side
    12,467.58x = 101,871,874.12
  5. Step 5: Solve for x
    x = 101,871,874.12/12,467.58
  6. Step 6: Final answer
    x = 8,170.94

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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.