Home / 20,009.82-27,614.10-11,057.88

Finding the Fourth Proportional to 20,009.82, 27,614.10 and 11,057.88

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Solution

The fourth proportional to 20,009.82, 27,614.10 and 11,057.88 is: 15,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,009.82 : 27,614.10 = 11,057.88 : x
  2. Step 2: Convert to fraction form
    20,009.82/27,614.10 = 11,057.88/x
  3. Step 3: Cross multiply
    20,009.82x = 27,614.10 × 11,057.88
  4. Step 4: Simplify right side
    20,009.82x = 305,353,486.93
  5. Step 5: Solve for x
    x = 305,353,486.93/20,009.82
  6. Step 6: Final answer
    x = 15,260.18

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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.