Home / 11,944.12-17,863.78-10,637.09

Finding the Fourth Proportional to 11,944.12, 17,863.78 and 10,637.09

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Solution

The fourth proportional to 11,944.12, 17,863.78 and 10,637.09 is: 15,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,944.12 : 17,863.78 = 10,637.09 : x
  2. Step 2: Convert to fraction form
    11,944.12/17,863.78 = 10,637.09/x
  3. Step 3: Cross multiply
    11,944.12x = 17,863.78 × 10,637.09
  4. Step 4: Simplify right side
    11,944.12x = 190,018,635.60
  5. Step 5: Solve for x
    x = 190,018,635.60/11,944.12
  6. Step 6: Final answer
    x = 15,908.97

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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.