Home / 18,247.26-27,335.44-11,988.24

Finding the Fourth Proportional to 18,247.26, 27,335.44 and 11,988.24

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Solution

The fourth proportional to 18,247.26, 27,335.44 and 11,988.24 is: 17,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.26 : 27,335.44 = 11,988.24 : x
  2. Step 2: Convert to fraction form
    18,247.26/27,335.44 = 11,988.24/x
  3. Step 3: Cross multiply
    18,247.26x = 27,335.44 × 11,988.24
  4. Step 4: Simplify right side
    18,247.26x = 327,703,815.23
  5. Step 5: Solve for x
    x = 327,703,815.23/18,247.26
  6. Step 6: Final answer
    x = 17,959.07

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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.