Home / 11,170.88-16,823.24-10,174.44

Finding the Fourth Proportional to 11,170.88, 16,823.24 and 10,174.44

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Solution

The fourth proportional to 11,170.88, 16,823.24 and 10,174.44 is: 15,322.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.88 : 16,823.24 = 10,174.44 : x
  2. Step 2: Convert to fraction form
    11,170.88/16,823.24 = 10,174.44/x
  3. Step 3: Cross multiply
    11,170.88x = 16,823.24 × 10,174.44
  4. Step 4: Simplify right side
    11,170.88x = 171,167,045.99
  5. Step 5: Solve for x
    x = 171,167,045.99/11,170.88
  6. Step 6: Final answer
    x = 15,322.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.