Home / 19,956.36-27,537.94-11,001.61

Finding the Fourth Proportional to 19,956.36, 27,537.94 and 11,001.61

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Solution

The fourth proportional to 19,956.36, 27,537.94 and 11,001.61 is: 15,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.36 : 27,537.94 = 11,001.61 : x
  2. Step 2: Convert to fraction form
    19,956.36/27,537.94 = 11,001.61/x
  3. Step 3: Cross multiply
    19,956.36x = 27,537.94 × 11,001.61
  4. Step 4: Simplify right side
    19,956.36x = 302,961,676.08
  5. Step 5: Solve for x
    x = 302,961,676.08/19,956.36
  6. Step 6: Final answer
    x = 15,181.21

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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.