Home / 19,986.73-27,581.36-11,034.01

Finding the Fourth Proportional to 19,986.73, 27,581.36 and 11,034.01

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Solution

The fourth proportional to 19,986.73, 27,581.36 and 11,034.01 is: 15,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,986.73 : 27,581.36 = 11,034.01 : x
  2. Step 2: Convert to fraction form
    19,986.73/27,581.36 = 11,034.01/x
  3. Step 3: Cross multiply
    19,986.73x = 27,581.36 × 11,034.01
  4. Step 4: Simplify right side
    19,986.73x = 304,333,002.05
  5. Step 5: Solve for x
    x = 304,333,002.05/19,986.73
  6. Step 6: Final answer
    x = 15,226.75

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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.