Home / 20,051.24-27,671.13-11,098.52

Finding the Fourth Proportional to 20,051.24, 27,671.13 and 11,098.52

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Solution

The fourth proportional to 20,051.24, 27,671.13 and 11,098.52 is: 15,316.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051.24 : 27,671.13 = 11,098.52 : x
  2. Step 2: Convert to fraction form
    20,051.24/27,671.13 = 11,098.52/x
  3. Step 3: Cross multiply
    20,051.24x = 27,671.13 × 11,098.52
  4. Step 4: Simplify right side
    20,051.24x = 307,108,589.73
  5. Step 5: Solve for x
    x = 307,108,589.73/20,051.24
  6. Step 6: Final answer
    x = 15,316.19

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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.