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Finding the Fourth Proportional to 17,361.39, 26,042.13 and 6,275.91

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Solution

The fourth proportional to 17,361.39, 26,042.13 and 6,275.91 is: 9,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,361.39 : 26,042.13 = 6,275.91 : x
  2. Step 2: Convert to fraction form
    17,361.39/26,042.13 = 6,275.91/x
  3. Step 3: Cross multiply
    17,361.39x = 26,042.13 × 6,275.91
  4. Step 4: Simplify right side
    17,361.39x = 163,438,064.09
  5. Step 5: Solve for x
    x = 163,438,064.09/17,361.39
  6. Step 6: Final answer
    x = 9,413.88

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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.