Home / 13,546.48-18,697.62-8,245.04

Finding the Fourth Proportional to 13,546.48, 18,697.62 and 8,245.04

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Solution

The fourth proportional to 13,546.48, 18,697.62 and 8,245.04 is: 11,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.48 : 18,697.62 = 8,245.04 : x
  2. Step 2: Convert to fraction form
    13,546.48/18,697.62 = 8,245.04/x
  3. Step 3: Cross multiply
    13,546.48x = 18,697.62 × 8,245.04
  4. Step 4: Simplify right side
    13,546.48x = 154,162,624.80
  5. Step 5: Solve for x
    x = 154,162,624.80/13,546.48
  6. Step 6: Final answer
    x = 11,380.27

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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.