Home / 19,998.45-27,597.87-11,046.54

Finding the Fourth Proportional to 19,998.45, 27,597.87 and 11,046.54

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Solution

The fourth proportional to 19,998.45, 27,597.87 and 11,046.54 is: 15,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.45 : 27,597.87 = 11,046.54 : x
  2. Step 2: Convert to fraction form
    19,998.45/27,597.87 = 11,046.54/x
  3. Step 3: Cross multiply
    19,998.45x = 27,597.87 × 11,046.54
  4. Step 4: Simplify right side
    19,998.45x = 304,860,974.87
  5. Step 5: Solve for x
    x = 304,860,974.87/19,998.45
  6. Step 6: Final answer
    x = 15,244.23

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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.