Home / 23,272.79-34,917.64-11,425.31

Finding the Fourth Proportional to 23,272.79, 34,917.64 and 11,425.31

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Solution

The fourth proportional to 23,272.79, 34,917.64 and 11,425.31 is: 17,142.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,272.79 : 34,917.64 = 11,425.31 : x
  2. Step 2: Convert to fraction form
    23,272.79/34,917.64 = 11,425.31/x
  3. Step 3: Cross multiply
    23,272.79x = 34,917.64 × 11,425.31
  4. Step 4: Simplify right side
    23,272.79x = 398,944,920.20
  5. Step 5: Solve for x
    x = 398,944,920.20/23,272.79
  6. Step 6: Final answer
    x = 17,142.12

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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.