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Finding the Fourth Proportional to 17,129.19, 23,636.98 and 10,413.89

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Solution

The fourth proportional to 17,129.19, 23,636.98 and 10,413.89 is: 14,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.19 : 23,636.98 = 10,413.89 : x
  2. Step 2: Convert to fraction form
    17,129.19/23,636.98 = 10,413.89/x
  3. Step 3: Cross multiply
    17,129.19x = 23,636.98 × 10,413.89
  4. Step 4: Simplify right side
    17,129.19x = 246,152,893.12
  5. Step 5: Solve for x
    x = 246,152,893.12/17,129.19
  6. Step 6: Final answer
    x = 14,370.37

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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.