Home / 19,893.06-27,451.39-10,940.33

Finding the Fourth Proportional to 19,893.06, 27,451.39 and 10,940.33

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Solution

The fourth proportional to 19,893.06, 27,451.39 and 10,940.33 is: 15,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.06 : 27,451.39 = 10,940.33 : x
  2. Step 2: Convert to fraction form
    19,893.06/27,451.39 = 10,940.33/x
  3. Step 3: Cross multiply
    19,893.06x = 27,451.39 × 10,940.33
  4. Step 4: Simplify right side
    19,893.06x = 300,327,265.56
  5. Step 5: Solve for x
    x = 300,327,265.56/19,893.06
  6. Step 6: Final answer
    x = 15,097.09

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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.