Home / 20,004.17-27,604.94-11,052.05

Finding the Fourth Proportional to 20,004.17, 27,604.94 and 11,052.05

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Solution

The fourth proportional to 20,004.17, 27,604.94 and 11,052.05 is: 15,251.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.17 : 27,604.94 = 11,052.05 : x
  2. Step 2: Convert to fraction form
    20,004.17/27,604.94 = 11,052.05/x
  3. Step 3: Cross multiply
    20,004.17x = 27,604.94 × 11,052.05
  4. Step 4: Simplify right side
    20,004.17x = 305,090,983.84
  5. Step 5: Solve for x
    x = 305,090,983.84/20,004.17
  6. Step 6: Final answer
    x = 15,251.37

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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.