Home / 18,555.44-27,797.27-11,538.24

Finding the Fourth Proportional to 18,555.44, 27,797.27 and 11,538.24

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Solution

The fourth proportional to 18,555.44, 27,797.27 and 11,538.24 is: 17,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.44 : 27,797.27 = 11,538.24 : x
  2. Step 2: Convert to fraction form
    18,555.44/27,797.27 = 11,538.24/x
  3. Step 3: Cross multiply
    18,555.44x = 27,797.27 × 11,538.24
  4. Step 4: Simplify right side
    18,555.44x = 320,731,631.94
  5. Step 5: Solve for x
    x = 320,731,631.94/18,555.44
  6. Step 6: Final answer
    x = 17,285.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.