Home / 43,613.52-65,413.26-12,441.48

Finding the Fourth Proportional to 43,613.52, 65,413.26 and 12,441.48

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Solution

The fourth proportional to 43,613.52, 65,413.26 and 12,441.48 is: 18,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,613.52 : 65,413.26 = 12,441.48 : x
  2. Step 2: Convert to fraction form
    43,613.52/65,413.26 = 12,441.48/x
  3. Step 3: Cross multiply
    43,613.52x = 65,413.26 × 12,441.48
  4. Step 4: Simplify right side
    43,613.52x = 813,837,766.02
  5. Step 5: Solve for x
    x = 813,837,766.02/43,613.52
  6. Step 6: Final answer
    x = 18,660.22

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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.