Home / 14,546.82-20,074.09-8,891.03

Finding the Fourth Proportional to 14,546.82, 20,074.09 and 8,891.03

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Solution

The fourth proportional to 14,546.82, 20,074.09 and 8,891.03 is: 12,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.82 : 20,074.09 = 8,891.03 : x
  2. Step 2: Convert to fraction form
    14,546.82/20,074.09 = 8,891.03/x
  3. Step 3: Cross multiply
    14,546.82x = 20,074.09 × 8,891.03
  4. Step 4: Simplify right side
    14,546.82x = 178,479,336.41
  5. Step 5: Solve for x
    x = 178,479,336.41/14,546.82
  6. Step 6: Final answer
    x = 12,269.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.