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Finding the Fourth Proportional to 18,182.97, 27,274.46 and 10,026.81

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Solution

The fourth proportional to 18,182.97, 27,274.46 and 10,026.81 is: 15,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.97 : 27,274.46 = 10,026.81 : x
  2. Step 2: Convert to fraction form
    18,182.97/27,274.46 = 10,026.81/x
  3. Step 3: Cross multiply
    18,182.97x = 27,274.46 × 10,026.81
  4. Step 4: Simplify right side
    18,182.97x = 273,475,778.14
  5. Step 5: Solve for x
    x = 273,475,778.14/18,182.97
  6. Step 6: Final answer
    x = 15,040.22

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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.