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Finding the Fourth Proportional to 11,624.73, 17,413.74 and 5,375.99

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Solution

The fourth proportional to 11,624.73, 17,413.74 and 5,375.99 is: 8,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.73 : 17,413.74 = 5,375.99 : x
  2. Step 2: Convert to fraction form
    11,624.73/17,413.74 = 5,375.99/x
  3. Step 3: Cross multiply
    11,624.73x = 17,413.74 × 5,375.99
  4. Step 4: Simplify right side
    11,624.73x = 93,616,005.03
  5. Step 5: Solve for x
    x = 93,616,005.03/11,624.73
  6. Step 6: Final answer
    x = 8,053.18

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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.