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Finding the Fourth Proportional to 23,889.93, 35,821.72 and 11,413.09

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Solution

The fourth proportional to 23,889.93, 35,821.72 and 11,413.09 is: 17,113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,889.93 : 35,821.72 = 11,413.09 : x
  2. Step 2: Convert to fraction form
    23,889.93/35,821.72 = 11,413.09/x
  3. Step 3: Cross multiply
    23,889.93x = 35,821.72 × 11,413.09
  4. Step 4: Simplify right side
    23,889.93x = 408,836,514.31
  5. Step 5: Solve for x
    x = 408,836,514.31/23,889.93
  6. Step 6: Final answer
    x = 17,113.34

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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.