Home / 19,954.12-27,536.87-11,001.94

Finding the Fourth Proportional to 19,954.12, 27,536.87 and 11,001.94

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Solution

The fourth proportional to 19,954.12, 27,536.87 and 11,001.94 is: 15,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.12 : 27,536.87 = 11,001.94 : x
  2. Step 2: Convert to fraction form
    19,954.12/27,536.87 = 11,001.94/x
  3. Step 3: Cross multiply
    19,954.12x = 27,536.87 × 11,001.94
  4. Step 4: Simplify right side
    19,954.12x = 302,958,991.53
  5. Step 5: Solve for x
    x = 302,958,991.53/19,954.12
  6. Step 6: Final answer
    x = 15,182.78

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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.