Home / 20,212.67-27,893.79-11,600.24

Finding the Fourth Proportional to 20,212.67, 27,893.79 and 11,600.24

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Solution

The fourth proportional to 20,212.67, 27,893.79 and 11,600.24 is: 16,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,212.67 : 27,893.79 = 11,600.24 : x
  2. Step 2: Convert to fraction form
    20,212.67/27,893.79 = 11,600.24/x
  3. Step 3: Cross multiply
    20,212.67x = 27,893.79 × 11,600.24
  4. Step 4: Simplify right side
    20,212.67x = 323,574,519.04
  5. Step 5: Solve for x
    x = 323,574,519.04/20,212.67
  6. Step 6: Final answer
    x = 16,008.50

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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.