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Finding the Fourth Proportional to 17,959.66, 26,951.81 and 6,272.88

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Solution

The fourth proportional to 17,959.66, 26,951.81 and 6,272.88 is: 9,413.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.66 : 26,951.81 = 6,272.88 : x
  2. Step 2: Convert to fraction form
    17,959.66/26,951.81 = 6,272.88/x
  3. Step 3: Cross multiply
    17,959.66x = 26,951.81 × 6,272.88
  4. Step 4: Simplify right side
    17,959.66x = 169,065,469.91
  5. Step 5: Solve for x
    x = 169,065,469.91/17,959.66
  6. Step 6: Final answer
    x = 9,413.62

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1.5x scale

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.