Home / 29,286.36-43,954.14-12,659.09

Finding the Fourth Proportional to 29,286.36, 43,954.14 and 12,659.09

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Solution

The fourth proportional to 29,286.36, 43,954.14 and 12,659.09 is: 18,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286.36 : 43,954.14 = 12,659.09 : x
  2. Step 2: Convert to fraction form
    29,286.36/43,954.14 = 12,659.09/x
  3. Step 3: Cross multiply
    29,286.36x = 43,954.14 × 12,659.09
  4. Step 4: Simplify right side
    29,286.36x = 556,419,241.83
  5. Step 5: Solve for x
    x = 556,419,241.83/29,286.36
  6. Step 6: Final answer
    x = 18,999.26

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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.