Home / 17,175.62-25,767.45-5,328.79

Finding the Fourth Proportional to 17,175.62, 25,767.45 and 5,328.79

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Solution

The fourth proportional to 17,175.62, 25,767.45 and 5,328.79 is: 7,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.62 : 25,767.45 = 5,328.79 : x
  2. Step 2: Convert to fraction form
    17,175.62/25,767.45 = 5,328.79/x
  3. Step 3: Cross multiply
    17,175.62x = 25,767.45 × 5,328.79
  4. Step 4: Simplify right side
    17,175.62x = 137,309,265.47
  5. Step 5: Solve for x
    x = 137,309,265.47/17,175.62
  6. Step 6: Final answer
    x = 7,994.43

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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.