Home / 18,514.20-25,549.49-17,008

Finding the Fourth Proportional to 18,514.20, 25,549.49 and 17,008

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Solution

The fourth proportional to 18,514.20, 25,549.49 and 17,008 is: 23,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514.20 : 25,549.49 = 17,008 : x
  2. Step 2: Convert to fraction form
    18,514.20/25,549.49 = 17,008/x
  3. Step 3: Cross multiply
    18,514.20x = 25,549.49 × 17,008
  4. Step 4: Simplify right side
    18,514.20x = 434,545,725.92
  5. Step 5: Solve for x
    x = 434,545,725.92/18,514.20
  6. Step 6: Final answer
    x = 23,470.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.