Home / 31,413.80-43,351.37-17,073.62

Finding the Fourth Proportional to 31,413.80, 43,351.37 and 17,073.62

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Solution

The fourth proportional to 31,413.80, 43,351.37 and 17,073.62 is: 23,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413.80 : 43,351.37 = 17,073.62 : x
  2. Step 2: Convert to fraction form
    31,413.80/43,351.37 = 17,073.62/x
  3. Step 3: Cross multiply
    31,413.80x = 43,351.37 × 17,073.62
  4. Step 4: Simplify right side
    31,413.80x = 740,164,515.73
  5. Step 5: Solve for x
    x = 740,164,515.73/31,413.80
  6. Step 6: Final answer
    x = 23,561.77

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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.