Home / 19,958.83-27,542.55-11,006.50

Finding the Fourth Proportional to 19,958.83, 27,542.55 and 11,006.50

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Solution

The fourth proportional to 19,958.83, 27,542.55 and 11,006.50 is: 15,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.83 : 27,542.55 = 11,006.50 : x
  2. Step 2: Convert to fraction form
    19,958.83/27,542.55 = 11,006.50/x
  3. Step 3: Cross multiply
    19,958.83x = 27,542.55 × 11,006.50
  4. Step 4: Simplify right side
    19,958.83x = 303,147,076.58
  5. Step 5: Solve for x
    x = 303,147,076.58/19,958.83
  6. Step 6: Final answer
    x = 15,188.62

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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.