Home / 12,241.19-16,902.37-9,404.09

Finding the Fourth Proportional to 12,241.19, 16,902.37 and 9,404.09

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Solution

The fourth proportional to 12,241.19, 16,902.37 and 9,404.09 is: 12,984.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.19 : 16,902.37 = 9,404.09 : x
  2. Step 2: Convert to fraction form
    12,241.19/16,902.37 = 9,404.09/x
  3. Step 3: Cross multiply
    12,241.19x = 16,902.37 × 9,404.09
  4. Step 4: Simplify right side
    12,241.19x = 158,951,427.44
  5. Step 5: Solve for x
    x = 158,951,427.44/12,241.19
  6. Step 6: Final answer
    x = 12,984.96

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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.