Home / 15,940.26-23,910.19-7,168.97

Finding the Fourth Proportional to 15,940.26, 23,910.19 and 7,168.97

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Solution

The fourth proportional to 15,940.26, 23,910.19 and 7,168.97 is: 10,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.26 : 23,910.19 = 7,168.97 : x
  2. Step 2: Convert to fraction form
    15,940.26/23,910.19 = 7,168.97/x
  3. Step 3: Cross multiply
    15,940.26x = 23,910.19 × 7,168.97
  4. Step 4: Simplify right side
    15,940.26x = 171,411,476.66
  5. Step 5: Solve for x
    x = 171,411,476.66/15,940.26
  6. Step 6: Final answer
    x = 10,753.37

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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.