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Finding the Fourth Proportional to 17,691.12, 24,413.43 and 9,733.29

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Solution

The fourth proportional to 17,691.12, 24,413.43 and 9,733.29 is: 13,431.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.12 : 24,413.43 = 9,733.29 : x
  2. Step 2: Convert to fraction form
    17,691.12/24,413.43 = 9,733.29/x
  3. Step 3: Cross multiply
    17,691.12x = 24,413.43 × 9,733.29
  4. Step 4: Simplify right side
    17,691.12x = 237,622,994.08
  5. Step 5: Solve for x
    x = 237,622,994.08/17,691.12
  6. Step 6: Final answer
    x = 13,431.77

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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.