Home / 14,768.25-20,380.59-8,481.03

Finding the Fourth Proportional to 14,768.25, 20,380.59 and 8,481.03

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Solution

The fourth proportional to 14,768.25, 20,380.59 and 8,481.03 is: 11,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,768.25 : 20,380.59 = 8,481.03 : x
  2. Step 2: Convert to fraction form
    14,768.25/20,380.59 = 8,481.03/x
  3. Step 3: Cross multiply
    14,768.25x = 20,380.59 × 8,481.03
  4. Step 4: Simplify right side
    14,768.25x = 172,848,395.21
  5. Step 5: Solve for x
    x = 172,848,395.21/14,768.25
  6. Step 6: Final answer
    x = 11,704.05

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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.