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Finding the Fourth Proportional to 18,633.36, 27,944.04 and 6,150.48

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Solution

The fourth proportional to 18,633.36, 27,944.04 and 6,150.48 is: 9,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633.36 : 27,944.04 = 6,150.48 : x
  2. Step 2: Convert to fraction form
    18,633.36/27,944.04 = 6,150.48/x
  3. Step 3: Cross multiply
    18,633.36x = 27,944.04 × 6,150.48
  4. Step 4: Simplify right side
    18,633.36x = 171,869,259.14
  5. Step 5: Solve for x
    x = 171,869,259.14/18,633.36
  6. Step 6: Final answer
    x = 9,223.74

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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.