Home / 17,170.48-25,749.24-7,930

Finding the Fourth Proportional to 17,170.48, 25,749.24 and 7,930

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Solution

The fourth proportional to 17,170.48, 25,749.24 and 7,930 is: 11,892.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.48 : 25,749.24 = 7,930 : x
  2. Step 2: Convert to fraction form
    17,170.48/25,749.24 = 7,930/x
  3. Step 3: Cross multiply
    17,170.48x = 25,749.24 × 7,930
  4. Step 4: Simplify right side
    17,170.48x = 204,191,473.20
  5. Step 5: Solve for x
    x = 204,191,473.20/17,170.48
  6. Step 6: Final answer
    x = 11,892.01

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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.