Home / 29,396.34-43,992.81-18,147.06

Finding the Fourth Proportional to 29,396.34, 43,992.81 and 18,147.06

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Solution

The fourth proportional to 29,396.34, 43,992.81 and 18,147.06 is: 27,157.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,396.34 : 43,992.81 = 18,147.06 : x
  2. Step 2: Convert to fraction form
    29,396.34/43,992.81 = 18,147.06/x
  3. Step 3: Cross multiply
    29,396.34x = 43,992.81 × 18,147.06
  4. Step 4: Simplify right side
    29,396.34x = 798,340,162.64
  5. Step 5: Solve for x
    x = 798,340,162.64/29,396.34
  6. Step 6: Final answer
    x = 27,157.81

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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.