Home / 17,725.80-26,579.10-7,338.60

Finding the Fourth Proportional to 17,725.80, 26,579.10 and 7,338.60

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Solution

The fourth proportional to 17,725.80, 26,579.10 and 7,338.60 is: 11,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.80 : 26,579.10 = 7,338.60 : x
  2. Step 2: Convert to fraction form
    17,725.80/26,579.10 = 7,338.60/x
  3. Step 3: Cross multiply
    17,725.80x = 26,579.10 × 7,338.60
  4. Step 4: Simplify right side
    17,725.80x = 195,053,383.26
  5. Step 5: Solve for x
    x = 195,053,383.26/17,725.80
  6. Step 6: Final answer
    x = 11,003.93

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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.