Home / 22,068.66-30,454.86-11,997.09

Finding the Fourth Proportional to 22,068.66, 30,454.86 and 11,997.09

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Solution

The fourth proportional to 22,068.66, 30,454.86 and 11,997.09 is: 16,556.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,068.66 : 30,454.86 = 11,997.09 : x
  2. Step 2: Convert to fraction form
    22,068.66/30,454.86 = 11,997.09/x
  3. Step 3: Cross multiply
    22,068.66x = 30,454.86 × 11,997.09
  4. Step 4: Simplify right side
    22,068.66x = 365,369,696.36
  5. Step 5: Solve for x
    x = 365,369,696.36/22,068.66
  6. Step 6: Final answer
    x = 16,556.04

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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.