Home / 17,310.22-23,891.21-16,521.38

Finding the Fourth Proportional to 17,310.22, 23,891.21 and 16,521.38

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Solution

The fourth proportional to 17,310.22, 23,891.21 and 16,521.38 is: 22,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.22 : 23,891.21 = 16,521.38 : x
  2. Step 2: Convert to fraction form
    17,310.22/23,891.21 = 16,521.38/x
  3. Step 3: Cross multiply
    17,310.22x = 23,891.21 × 16,521.38
  4. Step 4: Simplify right side
    17,310.22x = 394,715,759.07
  5. Step 5: Solve for x
    x = 394,715,759.07/17,310.22
  6. Step 6: Final answer
    x = 22,802.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.