Home / 17,301.88-25,930.26-7,938.52

Finding the Fourth Proportional to 17,301.88, 25,930.26 and 7,938.52

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Solution

The fourth proportional to 17,301.88, 25,930.26 and 7,938.52 is: 11,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,301.88 : 25,930.26 = 7,938.52 : x
  2. Step 2: Convert to fraction form
    17,301.88/25,930.26 = 7,938.52/x
  3. Step 3: Cross multiply
    17,301.88x = 25,930.26 × 7,938.52
  4. Step 4: Simplify right side
    17,301.88x = 205,847,887.62
  5. Step 5: Solve for x
    x = 205,847,887.62/17,301.88
  6. Step 6: Final answer
    x = 11,897.43

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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.