Home / 11,936.96-17,911.86-7,016.20

Finding the Fourth Proportional to 11,936.96, 17,911.86 and 7,016.20

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Solution

The fourth proportional to 11,936.96, 17,911.86 and 7,016.20 is: 10,528.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,936.96 : 17,911.86 = 7,016.20 : x
  2. Step 2: Convert to fraction form
    11,936.96/17,911.86 = 7,016.20/x
  3. Step 3: Cross multiply
    11,936.96x = 17,911.86 × 7,016.20
  4. Step 4: Simplify right side
    11,936.96x = 125,673,192.13
  5. Step 5: Solve for x
    x = 125,673,192.13/11,936.96
  6. Step 6: Final answer
    x = 10,528.07

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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.