Home / 17,020.05-25,531.32-4,540.03

Finding the Fourth Proportional to 17,020.05, 25,531.32 and 4,540.03

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Solution

The fourth proportional to 17,020.05, 25,531.32 and 4,540.03 is: 6,810.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.05 : 25,531.32 = 4,540.03 : x
  2. Step 2: Convert to fraction form
    17,020.05/25,531.32 = 4,540.03/x
  3. Step 3: Cross multiply
    17,020.05x = 25,531.32 × 4,540.03
  4. Step 4: Simplify right side
    17,020.05x = 115,912,958.74
  5. Step 5: Solve for x
    x = 115,912,958.74/17,020.05
  6. Step 6: Final answer
    x = 6,810.38

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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.