Home / 20,001.32-27,607.17-11,504.37

Finding the Fourth Proportional to 20,001.32, 27,607.17 and 11,504.37

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Solution

The fourth proportional to 20,001.32, 27,607.17 and 11,504.37 is: 15,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.32 : 27,607.17 = 11,504.37 : x
  2. Step 2: Convert to fraction form
    20,001.32/27,607.17 = 11,504.37/x
  3. Step 3: Cross multiply
    20,001.32x = 27,607.17 × 11,504.37
  4. Step 4: Simplify right side
    20,001.32x = 317,603,098.33
  5. Step 5: Solve for x
    x = 317,603,098.33/20,001.32
  6. Step 6: Final answer
    x = 15,879.11

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1.5x scale

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.