Home / 20,097.72-27,736.73-11,600.11

Finding the Fourth Proportional to 20,097.72, 27,736.73 and 11,600.11

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Solution

The fourth proportional to 20,097.72, 27,736.73 and 11,600.11 is: 16,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097.72 : 27,736.73 = 11,600.11 : x
  2. Step 2: Convert to fraction form
    20,097.72/27,736.73 = 11,600.11/x
  3. Step 3: Cross multiply
    20,097.72x = 27,736.73 × 11,600.11
  4. Step 4: Simplify right side
    20,097.72x = 321,749,139.21
  5. Step 5: Solve for x
    x = 321,749,139.21/20,097.72
  6. Step 6: Final answer
    x = 16,009.24

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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.