Home / 20,054.52-27,674.88-11,101.83

Finding the Fourth Proportional to 20,054.52, 27,674.88 and 11,101.83

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Solution

The fourth proportional to 20,054.52, 27,674.88 and 11,101.83 is: 15,320.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.52 : 27,674.88 = 11,101.83 : x
  2. Step 2: Convert to fraction form
    20,054.52/27,674.88 = 11,101.83/x
  3. Step 3: Cross multiply
    20,054.52x = 27,674.88 × 11,101.83
  4. Step 4: Simplify right side
    20,054.52x = 307,241,813.03
  5. Step 5: Solve for x
    x = 307,241,813.03/20,054.52
  6. Step 6: Final answer
    x = 15,320.33

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Half scale
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Double scale
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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.