Home / 11,380.68-17,044.44-10,986.54

Finding the Fourth Proportional to 11,380.68, 17,044.44 and 10,986.54

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Solution

The fourth proportional to 11,380.68, 17,044.44 and 10,986.54 is: 16,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.68 : 17,044.44 = 10,986.54 : x
  2. Step 2: Convert to fraction form
    11,380.68/17,044.44 = 10,986.54/x
  3. Step 3: Cross multiply
    11,380.68x = 17,044.44 × 10,986.54
  4. Step 4: Simplify right side
    11,380.68x = 187,259,421.84
  5. Step 5: Solve for x
    x = 187,259,421.84/11,380.68
  6. Step 6: Final answer
    x = 16,454.15

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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.