Home / 25,945.26-38,923.35-8,413.72

Finding the Fourth Proportional to 25,945.26, 38,923.35 and 8,413.72

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Solution

The fourth proportional to 25,945.26, 38,923.35 and 8,413.72 is: 12,622.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.26 : 38,923.35 = 8,413.72 : x
  2. Step 2: Convert to fraction form
    25,945.26/38,923.35 = 8,413.72/x
  3. Step 3: Cross multiply
    25,945.26x = 38,923.35 × 8,413.72
  4. Step 4: Simplify right side
    25,945.26x = 327,490,168.36
  5. Step 5: Solve for x
    x = 327,490,168.36/25,945.26
  6. Step 6: Final answer
    x = 12,622.35

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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.