Home / 20,027.03-27,634.88-11,073.32

Finding the Fourth Proportional to 20,027.03, 27,634.88 and 11,073.32

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Solution

The fourth proportional to 20,027.03, 27,634.88 and 11,073.32 is: 15,279.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.03 : 27,634.88 = 11,073.32 : x
  2. Step 2: Convert to fraction form
    20,027.03/27,634.88 = 11,073.32/x
  3. Step 3: Cross multiply
    20,027.03x = 27,634.88 × 11,073.32
  4. Step 4: Simplify right side
    20,027.03x = 306,009,675.86
  5. Step 5: Solve for x
    x = 306,009,675.86/20,027.03
  6. Step 6: Final answer
    x = 15,279.83

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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.