Home / 19,581.56-27,022.59-11,198.06

Finding the Fourth Proportional to 19,581.56, 27,022.59 and 11,198.06

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Solution

The fourth proportional to 19,581.56, 27,022.59 and 11,198.06 is: 15,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.56 : 27,022.59 = 11,198.06 : x
  2. Step 2: Convert to fraction form
    19,581.56/27,022.59 = 11,198.06/x
  3. Step 3: Cross multiply
    19,581.56x = 27,022.59 × 11,198.06
  4. Step 4: Simplify right side
    19,581.56x = 302,600,584.18
  5. Step 5: Solve for x
    x = 302,600,584.18/19,581.56
  6. Step 6: Final answer
    x = 15,453.34

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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.