Home / 18,726.56-25,844.16-11,654.04

Finding the Fourth Proportional to 18,726.56, 25,844.16 and 11,654.04

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Solution

The fourth proportional to 18,726.56, 25,844.16 and 11,654.04 is: 16,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,726.56 : 25,844.16 = 11,654.04 : x
  2. Step 2: Convert to fraction form
    18,726.56/25,844.16 = 11,654.04/x
  3. Step 3: Cross multiply
    18,726.56x = 25,844.16 × 11,654.04
  4. Step 4: Simplify right side
    18,726.56x = 301,188,874.41
  5. Step 5: Solve for x
    x = 301,188,874.41/18,726.56
  6. Step 6: Final answer
    x = 16,083.52

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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.