Home / 17,003.25-25,505.79-5,317.38

Finding the Fourth Proportional to 17,003.25, 25,505.79 and 5,317.38

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Solution

The fourth proportional to 17,003.25, 25,505.79 and 5,317.38 is: 7,976.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,003.25 : 25,505.79 = 5,317.38 : x
  2. Step 2: Convert to fraction form
    17,003.25/25,505.79 = 5,317.38/x
  3. Step 3: Cross multiply
    17,003.25x = 25,505.79 × 5,317.38
  4. Step 4: Simplify right side
    17,003.25x = 135,623,957.69
  5. Step 5: Solve for x
    x = 135,623,957.69/17,003.25
  6. Step 6: Final answer
    x = 7,976.35

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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.