Home / 36,413.96-54,628.74-20,626.46

Finding the Fourth Proportional to 36,413.96, 54,628.74 and 20,626.46

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Solution

The fourth proportional to 36,413.96, 54,628.74 and 20,626.46 is: 30,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,413.96 : 54,628.74 = 20,626.46 : x
  2. Step 2: Convert to fraction form
    36,413.96/54,628.74 = 20,626.46/x
  3. Step 3: Cross multiply
    36,413.96x = 54,628.74 × 20,626.46
  4. Step 4: Simplify right side
    36,413.96x = 1,126,797,520.46
  5. Step 5: Solve for x
    x = 1,126,797,520.46/36,413.96
  6. Step 6: Final answer
    x = 30,944.11

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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.