Home / 18,382.20-27,573.24-7,291.44

Finding the Fourth Proportional to 18,382.20, 27,573.24 and 7,291.44

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Solution

The fourth proportional to 18,382.20, 27,573.24 and 7,291.44 is: 10,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.20 : 27,573.24 = 7,291.44 : x
  2. Step 2: Convert to fraction form
    18,382.20/27,573.24 = 7,291.44/x
  3. Step 3: Cross multiply
    18,382.20x = 27,573.24 × 7,291.44
  4. Step 4: Simplify right side
    18,382.20x = 201,048,625.07
  5. Step 5: Solve for x
    x = 201,048,625.07/18,382.20
  6. Step 6: Final answer
    x = 10,937.14

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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.