Home / 11,908.14-17,837.88-10,161

Finding the Fourth Proportional to 11,908.14, 17,837.88 and 10,161

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Solution

The fourth proportional to 11,908.14, 17,837.88 and 10,161 is: 15,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.14 : 17,837.88 = 10,161 : x
  2. Step 2: Convert to fraction form
    11,908.14/17,837.88 = 10,161/x
  3. Step 3: Cross multiply
    11,908.14x = 17,837.88 × 10,161
  4. Step 4: Simplify right side
    11,908.14x = 181,250,698.68
  5. Step 5: Solve for x
    x = 181,250,698.68/11,908.14
  6. Step 6: Final answer
    x = 15,220.74

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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.