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Finding the Fourth Proportional to 17,277.62, 23,837.09 and 9,722.74

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Solution

The fourth proportional to 17,277.62, 23,837.09 and 9,722.74 is: 13,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,277.62 : 23,837.09 = 9,722.74 : x
  2. Step 2: Convert to fraction form
    17,277.62/23,837.09 = 9,722.74/x
  3. Step 3: Cross multiply
    17,277.62x = 23,837.09 × 9,722.74
  4. Step 4: Simplify right side
    17,277.62x = 231,761,828.43
  5. Step 5: Solve for x
    x = 231,761,828.43/17,277.62
  6. Step 6: Final answer
    x = 13,413.99

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1.5x scale

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.