Home / 26,413.45-39,622.26-7,693.78

Finding the Fourth Proportional to 26,413.45, 39,622.26 and 7,693.78

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Solution

The fourth proportional to 26,413.45, 39,622.26 and 7,693.78 is: 11,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.45 : 39,622.26 = 7,693.78 : x
  2. Step 2: Convert to fraction form
    26,413.45/39,622.26 = 7,693.78/x
  3. Step 3: Cross multiply
    26,413.45x = 39,622.26 × 7,693.78
  4. Step 4: Simplify right side
    26,413.45x = 304,844,951.54
  5. Step 5: Solve for x
    x = 304,844,951.54/26,413.45
  6. Step 6: Final answer
    x = 11,541.28

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1.5x scale

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.