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Finding the Fourth Proportional to 17,125.35, 23,640.25 and 10,413.11

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Solution

The fourth proportional to 17,125.35, 23,640.25 and 10,413.11 is: 14,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.35 : 23,640.25 = 10,413.11 : x
  2. Step 2: Convert to fraction form
    17,125.35/23,640.25 = 10,413.11/x
  3. Step 3: Cross multiply
    17,125.35x = 23,640.25 × 10,413.11
  4. Step 4: Simplify right side
    17,125.35x = 246,168,523.68
  5. Step 5: Solve for x
    x = 246,168,523.68/17,125.35
  6. Step 6: Final answer
    x = 14,374.51

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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.