Home / 31,696.77-43,741.18-17,356.47

Finding the Fourth Proportional to 31,696.77, 43,741.18 and 17,356.47

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Solution

The fourth proportional to 31,696.77, 43,741.18 and 17,356.47 is: 23,951.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,696.77 : 43,741.18 = 17,356.47 : x
  2. Step 2: Convert to fraction form
    31,696.77/43,741.18 = 17,356.47/x
  3. Step 3: Cross multiply
    31,696.77x = 43,741.18 × 17,356.47
  4. Step 4: Simplify right side
    31,696.77x = 759,192,478.43
  5. Step 5: Solve for x
    x = 759,192,478.43/31,696.77
  6. Step 6: Final answer
    x = 23,951.73

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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.