Home / 25,945.52-38,923.73-8,413.97

Finding the Fourth Proportional to 25,945.52, 38,923.73 and 8,413.97

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Solution

The fourth proportional to 25,945.52, 38,923.73 and 8,413.97 is: 12,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.52 : 38,923.73 = 8,413.97 : x
  2. Step 2: Convert to fraction form
    25,945.52/38,923.73 = 8,413.97/x
  3. Step 3: Cross multiply
    25,945.52x = 38,923.73 × 8,413.97
  4. Step 4: Simplify right side
    25,945.52x = 327,502,859.82
  5. Step 5: Solve for x
    x = 327,502,859.82/25,945.52
  6. Step 6: Final answer
    x = 12,622.72

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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.