Home / 31,413.88-43,350.87-17,266.66

Finding the Fourth Proportional to 31,413.88, 43,350.87 and 17,266.66

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Solution

The fourth proportional to 31,413.88, 43,350.87 and 17,266.66 is: 23,827.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413.88 : 43,350.87 = 17,266.66 : x
  2. Step 2: Convert to fraction form
    31,413.88/43,350.87 = 17,266.66/x
  3. Step 3: Cross multiply
    31,413.88x = 43,350.87 × 17,266.66
  4. Step 4: Simplify right side
    31,413.88x = 748,524,732.99
  5. Step 5: Solve for x
    x = 748,524,732.99/31,413.88
  6. Step 6: Final answer
    x = 23,827.83

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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.