Home / 20,004.72-27,606.06-11,052.24

Finding the Fourth Proportional to 20,004.72, 27,606.06 and 11,052.24

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Solution

The fourth proportional to 20,004.72, 27,606.06 and 11,052.24 is: 15,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.72 : 27,606.06 = 11,052.24 : x
  2. Step 2: Convert to fraction form
    20,004.72/27,606.06 = 11,052.24/x
  3. Step 3: Cross multiply
    20,004.72x = 27,606.06 × 11,052.24
  4. Step 4: Simplify right side
    20,004.72x = 305,108,800.57
  5. Step 5: Solve for x
    x = 305,108,800.57/20,004.72
  6. Step 6: Final answer
    x = 15,251.84

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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.