Home / 20,004.78-27,606.44-11,052.66

Finding the Fourth Proportional to 20,004.78, 27,606.44 and 11,052.66

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Solution

The fourth proportional to 20,004.78, 27,606.44 and 11,052.66 is: 15,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.78 : 27,606.44 = 11,052.66 : x
  2. Step 2: Convert to fraction form
    20,004.78/27,606.44 = 11,052.66/x
  3. Step 3: Cross multiply
    20,004.78x = 27,606.44 × 11,052.66
  4. Step 4: Simplify right side
    20,004.78x = 305,124,539.87
  5. Step 5: Solve for x
    x = 305,124,539.87/20,004.78
  6. Step 6: Final answer
    x = 15,252.58

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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.