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Finding the Fourth Proportional to 18,017.64, 27,027.90 and 6,333.48

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Solution

The fourth proportional to 18,017.64, 27,027.90 and 6,333.48 is: 9,500.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.64 : 27,027.90 = 6,333.48 : x
  2. Step 2: Convert to fraction form
    18,017.64/27,027.90 = 6,333.48/x
  3. Step 3: Cross multiply
    18,017.64x = 27,027.90 × 6,333.48
  4. Step 4: Simplify right side
    18,017.64x = 171,180,664.09
  5. Step 5: Solve for x
    x = 171,180,664.09/18,017.64
  6. Step 6: Final answer
    x = 9,500.73

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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.