Home / 17,042.90-25,601.62-12,144.02

Finding the Fourth Proportional to 17,042.90, 25,601.62 and 12,144.02

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Solution

The fourth proportional to 17,042.90, 25,601.62 and 12,144.02 is: 18,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,042.90 : 25,601.62 = 12,144.02 : x
  2. Step 2: Convert to fraction form
    17,042.90/25,601.62 = 12,144.02/x
  3. Step 3: Cross multiply
    17,042.90x = 25,601.62 × 12,144.02
  4. Step 4: Simplify right side
    17,042.90x = 310,906,585.31
  5. Step 5: Solve for x
    x = 310,906,585.31/17,042.90
  6. Step 6: Final answer
    x = 18,242.59

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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.