Home / 22,172.08-33,230.32-11,081.88

Finding the Fourth Proportional to 22,172.08, 33,230.32 and 11,081.88

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Solution

The fourth proportional to 22,172.08, 33,230.32 and 11,081.88 is: 16,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.08 : 33,230.32 = 11,081.88 : x
  2. Step 2: Convert to fraction form
    22,172.08/33,230.32 = 11,081.88/x
  3. Step 3: Cross multiply
    22,172.08x = 33,230.32 × 11,081.88
  4. Step 4: Simplify right side
    22,172.08x = 368,254,418.60
  5. Step 5: Solve for x
    x = 368,254,418.60/22,172.08
  6. Step 6: Final answer
    x = 16,608.93

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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.