Home / 19,917.33-29,866.24-11,600.25

Finding the Fourth Proportional to 19,917.33, 29,866.24 and 11,600.25

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Solution

The fourth proportional to 19,917.33, 29,866.24 and 11,600.25 is: 17,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,917.33 : 29,866.24 = 11,600.25 : x
  2. Step 2: Convert to fraction form
    19,917.33/29,866.24 = 11,600.25/x
  3. Step 3: Cross multiply
    19,917.33x = 29,866.24 × 11,600.25
  4. Step 4: Simplify right side
    19,917.33x = 346,455,850.56
  5. Step 5: Solve for x
    x = 346,455,850.56/19,917.33
  6. Step 6: Final answer
    x = 17,394.69

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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.