Home / 19,996.52-27,600.54-11,499.57

Finding the Fourth Proportional to 19,996.52, 27,600.54 and 11,499.57

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Solution

The fourth proportional to 19,996.52, 27,600.54 and 11,499.57 is: 15,872.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.52 : 27,600.54 = 11,499.57 : x
  2. Step 2: Convert to fraction form
    19,996.52/27,600.54 = 11,499.57/x
  3. Step 3: Cross multiply
    19,996.52x = 27,600.54 × 11,499.57
  4. Step 4: Simplify right side
    19,996.52x = 317,394,298.64
  5. Step 5: Solve for x
    x = 317,394,298.64/19,996.52
  6. Step 6: Final answer
    x = 15,872.48

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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.