Home / 31,413.98-43,351.44-17,267.74

Finding the Fourth Proportional to 31,413.98, 43,351.44 and 17,267.74

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Solution

The fourth proportional to 31,413.98, 43,351.44 and 17,267.74 is: 23,829.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,413.98 : 43,351.44 = 17,267.74 : x
  2. Step 2: Convert to fraction form
    31,413.98/43,351.44 = 17,267.74/x
  3. Step 3: Cross multiply
    31,413.98x = 43,351.44 × 17,267.74
  4. Step 4: Simplify right side
    31,413.98x = 748,581,286.17
  5. Step 5: Solve for x
    x = 748,581,286.17/31,413.98
  6. Step 6: Final answer
    x = 23,829.56

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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.