Home / 17,719.80-26,579.70-11,844.60

Finding the Fourth Proportional to 17,719.80, 26,579.70 and 11,844.60

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Solution

The fourth proportional to 17,719.80, 26,579.70 and 11,844.60 is: 17,766.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.80 : 26,579.70 = 11,844.60 : x
  2. Step 2: Convert to fraction form
    17,719.80/26,579.70 = 11,844.60/x
  3. Step 3: Cross multiply
    17,719.80x = 26,579.70 × 11,844.60
  4. Step 4: Simplify right side
    17,719.80x = 314,825,914.62
  5. Step 5: Solve for x
    x = 314,825,914.62/17,719.80
  6. Step 6: Final answer
    x = 17,766.90

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Similar ratio
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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.