Home / 31,664.39-43,696.68-17,516.93

Finding the Fourth Proportional to 31,664.39, 43,696.68 and 17,516.93

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Solution

The fourth proportional to 31,664.39, 43,696.68 and 17,516.93 is: 24,173.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,664.39 : 43,696.68 = 17,516.93 : x
  2. Step 2: Convert to fraction form
    31,664.39/43,696.68 = 17,516.93/x
  3. Step 3: Cross multiply
    31,664.39x = 43,696.68 × 17,516.93
  4. Step 4: Simplify right side
    31,664.39x = 765,431,684.79
  5. Step 5: Solve for x
    x = 765,431,684.79/31,664.39
  6. Step 6: Final answer
    x = 24,173.26

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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.