Home / 31,413.25-43,351.07-17,266.10

Finding the Fourth Proportional to 31,413.25, 43,351.07 and 17,266.10

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Solution

The fourth proportional to 31,413.25, 43,351.07 and 17,266.10 is: 23,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413.25 : 43,351.07 = 17,266.10 : x
  2. Step 2: Convert to fraction form
    31,413.25/43,351.07 = 17,266.10/x
  3. Step 3: Cross multiply
    31,413.25x = 43,351.07 × 17,266.10
  4. Step 4: Simplify right side
    31,413.25x = 748,503,606.64
  5. Step 5: Solve for x
    x = 748,503,606.64/31,413.25
  6. Step 6: Final answer
    x = 23,827.64

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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.