Home / 36,531.34-50,413.26-20,619.16

Finding the Fourth Proportional to 36,531.34, 50,413.26 and 20,619.16

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Solution

The fourth proportional to 36,531.34, 50,413.26 and 20,619.16 is: 28,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,531.34 : 50,413.26 = 20,619.16 : x
  2. Step 2: Convert to fraction form
    36,531.34/50,413.26 = 20,619.16/x
  3. Step 3: Cross multiply
    36,531.34x = 50,413.26 × 20,619.16
  4. Step 4: Simplify right side
    36,531.34x = 1,039,479,074.06
  5. Step 5: Solve for x
    x = 1,039,479,074.06/36,531.34
  6. Step 6: Final answer
    x = 28,454.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.