Home / 18,521.08-27,781.14-6,042.04

Finding the Fourth Proportional to 18,521.08, 27,781.14 and 6,042.04

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Solution

The fourth proportional to 18,521.08, 27,781.14 and 6,042.04 is: 9,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.08 : 27,781.14 = 6,042.04 : x
  2. Step 2: Convert to fraction form
    18,521.08/27,781.14 = 6,042.04/x
  3. Step 3: Cross multiply
    18,521.08x = 27,781.14 × 6,042.04
  4. Step 4: Simplify right side
    18,521.08x = 167,854,759.13
  5. Step 5: Solve for x
    x = 167,854,759.13/18,521.08
  6. Step 6: Final answer
    x = 9,062.90

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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.