Home / 26,930.80-40,413.03-10,292.28

Finding the Fourth Proportional to 26,930.80, 40,413.03 and 10,292.28

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Solution

The fourth proportional to 26,930.80, 40,413.03 and 10,292.28 is: 15,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,930.80 : 40,413.03 = 10,292.28 : x
  2. Step 2: Convert to fraction form
    26,930.80/40,413.03 = 10,292.28/x
  3. Step 3: Cross multiply
    26,930.80x = 40,413.03 × 10,292.28
  4. Step 4: Simplify right side
    26,930.80x = 415,942,220.41
  5. Step 5: Solve for x
    x = 415,942,220.41/26,930.80
  6. Step 6: Final answer
    x = 15,444.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.