Home / 25,456.88-38,166.12-16,694

Finding the Fourth Proportional to 25,456.88, 38,166.12 and 16,694

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Solution

The fourth proportional to 25,456.88, 38,166.12 and 16,694 is: 25,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.88 : 38,166.12 = 16,694 : x
  2. Step 2: Convert to fraction form
    25,456.88/38,166.12 = 16,694/x
  3. Step 3: Cross multiply
    25,456.88x = 38,166.12 × 16,694
  4. Step 4: Simplify right side
    25,456.88x = 637,145,207.28
  5. Step 5: Solve for x
    x = 637,145,207.28/25,456.88
  6. Step 6: Final answer
    x = 25,028.41

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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.