Home / 31,333.23-43,239.62-17,185.97

Finding the Fourth Proportional to 31,333.23, 43,239.62 and 17,185.97

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Solution

The fourth proportional to 31,333.23, 43,239.62 and 17,185.97 is: 23,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.23 : 43,239.62 = 17,185.97 : x
  2. Step 2: Convert to fraction form
    31,333.23/43,239.62 = 17,185.97/x
  3. Step 3: Cross multiply
    31,333.23x = 43,239.62 × 17,185.97
  4. Step 4: Simplify right side
    31,333.23x = 743,114,963.20
  5. Step 5: Solve for x
    x = 743,114,963.20/31,333.23
  6. Step 6: Final answer
    x = 23,716.51

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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.