Home / 18,242.44-27,328.25-11,983.46

Finding the Fourth Proportional to 18,242.44, 27,328.25 and 11,983.46

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Solution

The fourth proportional to 18,242.44, 27,328.25 and 11,983.46 is: 17,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242.44 : 27,328.25 = 11,983.46 : x
  2. Step 2: Convert to fraction form
    18,242.44/27,328.25 = 11,983.46/x
  3. Step 3: Cross multiply
    18,242.44x = 27,328.25 × 11,983.46
  4. Step 4: Simplify right side
    18,242.44x = 327,486,884.06
  5. Step 5: Solve for x
    x = 327,486,884.06/18,242.44
  6. Step 6: Final answer
    x = 17,951.93

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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.