Home / 22,144.72-33,210.60-8,290.48

Finding the Fourth Proportional to 22,144.72, 33,210.60 and 8,290.48

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Solution

The fourth proportional to 22,144.72, 33,210.60 and 8,290.48 is: 12,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.72 : 33,210.60 = 8,290.48 : x
  2. Step 2: Convert to fraction form
    22,144.72/33,210.60 = 8,290.48/x
  3. Step 3: Cross multiply
    22,144.72x = 33,210.60 × 8,290.48
  4. Step 4: Simplify right side
    22,144.72x = 275,331,815.09
  5. Step 5: Solve for x
    x = 275,331,815.09/22,144.72
  6. Step 6: Final answer
    x = 12,433.29

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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.