Home / 20,003.92-27,603.58-11,051.24

Finding the Fourth Proportional to 20,003.92, 27,603.58 and 11,051.24

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Solution

The fourth proportional to 20,003.92, 27,603.58 and 11,051.24 is: 15,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.92 : 27,603.58 = 11,051.24 : x
  2. Step 2: Convert to fraction form
    20,003.92/27,603.58 = 11,051.24/x
  3. Step 3: Cross multiply
    20,003.92x = 27,603.58 × 11,051.24
  4. Step 4: Simplify right side
    20,003.92x = 305,053,787.44
  5. Step 5: Solve for x
    x = 305,053,787.44/20,003.92
  6. Step 6: Final answer
    x = 15,249.70

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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.