Home / 31,332.44-43,239.36-17,186

Finding the Fourth Proportional to 31,332.44, 43,239.36 and 17,186

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Solution

The fourth proportional to 31,332.44, 43,239.36 and 17,186 is: 23,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.44 : 43,239.36 = 17,186 : x
  2. Step 2: Convert to fraction form
    31,332.44/43,239.36 = 17,186/x
  3. Step 3: Cross multiply
    31,332.44x = 43,239.36 × 17,186
  4. Step 4: Simplify right side
    31,332.44x = 743,111,640.96
  5. Step 5: Solve for x
    x = 743,111,640.96/31,332.44
  6. Step 6: Final answer
    x = 23,717.01

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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.