Home / 16,850.33-25,254.99-11,921.39

Finding the Fourth Proportional to 16,850.33, 25,254.99 and 11,921.39

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Solution

The fourth proportional to 16,850.33, 25,254.99 and 11,921.39 is: 17,867.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.33 : 25,254.99 = 11,921.39 : x
  2. Step 2: Convert to fraction form
    16,850.33/25,254.99 = 11,921.39/x
  3. Step 3: Cross multiply
    16,850.33x = 25,254.99 × 11,921.39
  4. Step 4: Simplify right side
    16,850.33x = 301,074,458.96
  5. Step 5: Solve for x
    x = 301,074,458.96/16,850.33
  6. Step 6: Final answer
    x = 17,867.58

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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.