Home / 13,175.73-19,771.38-4,861.58

Finding the Fourth Proportional to 13,175.73, 19,771.38 and 4,861.58

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Solution

The fourth proportional to 13,175.73, 19,771.38 and 4,861.58 is: 7,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.73 : 19,771.38 = 4,861.58 : x
  2. Step 2: Convert to fraction form
    13,175.73/19,771.38 = 4,861.58/x
  3. Step 3: Cross multiply
    13,175.73x = 19,771.38 × 4,861.58
  4. Step 4: Simplify right side
    13,175.73x = 96,120,046.72
  5. Step 5: Solve for x
    x = 96,120,046.72/13,175.73
  6. Step 6: Final answer
    x = 7,295.24

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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.