Home / 22,224.40-33,336.60-20,534.80

Finding the Fourth Proportional to 22,224.40, 33,336.60 and 20,534.80

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Solution

The fourth proportional to 22,224.40, 33,336.60 and 20,534.80 is: 30,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.40 : 33,336.60 = 20,534.80 : x
  2. Step 2: Convert to fraction form
    22,224.40/33,336.60 = 20,534.80/x
  3. Step 3: Cross multiply
    22,224.40x = 33,336.60 × 20,534.80
  4. Step 4: Simplify right side
    22,224.40x = 684,560,413.68
  5. Step 5: Solve for x
    x = 684,560,413.68/22,224.40
  6. Step 6: Final answer
    x = 30,802.20

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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.