Home / 20,007.10-27,610.04-11,054.52

Finding the Fourth Proportional to 20,007.10, 27,610.04 and 11,054.52

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Solution

The fourth proportional to 20,007.10, 27,610.04 and 11,054.52 is: 15,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.10 : 27,610.04 = 11,054.52 : x
  2. Step 2: Convert to fraction form
    20,007.10/27,610.04 = 11,054.52/x
  3. Step 3: Cross multiply
    20,007.10x = 27,610.04 × 11,054.52
  4. Step 4: Simplify right side
    20,007.10x = 305,215,546.06
  5. Step 5: Solve for x
    x = 305,215,546.06/20,007.10
  6. Step 6: Final answer
    x = 15,255.37

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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.