Home / 31,413.84-43,349-17,266

Finding the Fourth Proportional to 31,413.84, 43,349 and 17,266

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Solution

The fourth proportional to 31,413.84, 43,349 and 17,266 is: 23,825.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413.84 : 43,349 = 17,266 : x
  2. Step 2: Convert to fraction form
    31,413.84/43,349 = 17,266/x
  3. Step 3: Cross multiply
    31,413.84x = 43,349 × 17,266
  4. Step 4: Simplify right side
    31,413.84x = 748,463,834
  5. Step 5: Solve for x
    x = 748,463,834/31,413.84
  6. Step 6: Final answer
    x = 23,825.93

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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.