Home / 23,147.76-34,719.48-11,468.64

Finding the Fourth Proportional to 23,147.76, 34,719.48 and 11,468.64

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Solution

The fourth proportional to 23,147.76, 34,719.48 and 11,468.64 is: 17,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.76 : 34,719.48 = 11,468.64 : x
  2. Step 2: Convert to fraction form
    23,147.76/34,719.48 = 11,468.64/x
  3. Step 3: Cross multiply
    23,147.76x = 34,719.48 × 11,468.64
  4. Step 4: Simplify right side
    23,147.76x = 398,185,217.11
  5. Step 5: Solve for x
    x = 398,185,217.11/23,147.76
  6. Step 6: Final answer
    x = 17,201.89

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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.