Home / 17,175.88-25,772.46-12,802.12

Finding the Fourth Proportional to 17,175.88, 25,772.46 and 12,802.12

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Solution

The fourth proportional to 17,175.88, 25,772.46 and 12,802.12 is: 19,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.88 : 25,772.46 = 12,802.12 : x
  2. Step 2: Convert to fraction form
    17,175.88/25,772.46 = 12,802.12/x
  3. Step 3: Cross multiply
    17,175.88x = 25,772.46 × 12,802.12
  4. Step 4: Simplify right side
    17,175.88x = 329,942,125.62
  5. Step 5: Solve for x
    x = 329,942,125.62/17,175.88
  6. Step 6: Final answer
    x = 19,209.62

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1.5x scale

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.