Home / 11,553.15-17,317.86-8,773.91

Finding the Fourth Proportional to 11,553.15, 17,317.86 and 8,773.91

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Solution

The fourth proportional to 11,553.15, 17,317.86 and 8,773.91 is: 13,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.15 : 17,317.86 = 8,773.91 : x
  2. Step 2: Convert to fraction form
    11,553.15/17,317.86 = 8,773.91/x
  3. Step 3: Cross multiply
    11,553.15x = 17,317.86 × 8,773.91
  4. Step 4: Simplify right side
    11,553.15x = 151,945,258.44
  5. Step 5: Solve for x
    x = 151,945,258.44/11,553.15
  6. Step 6: Final answer
    x = 13,151.85

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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.