Home / 19,954.25-27,538.11-11,001.74

Finding the Fourth Proportional to 19,954.25, 27,538.11 and 11,001.74

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Solution

The fourth proportional to 19,954.25, 27,538.11 and 11,001.74 is: 15,183.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954.25 : 27,538.11 = 11,001.74 : x
  2. Step 2: Convert to fraction form
    19,954.25/27,538.11 = 11,001.74/x
  3. Step 3: Cross multiply
    19,954.25x = 27,538.11 × 11,001.74
  4. Step 4: Simplify right side
    19,954.25x = 302,967,126.31
  5. Step 5: Solve for x
    x = 302,967,126.31/19,954.25
  6. Step 6: Final answer
    x = 15,183.09

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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.