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Finding the Fourth Proportional to 18,169.02, 27,245.16 and 10,676.16

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Solution

The fourth proportional to 18,169.02, 27,245.16 and 10,676.16 is: 16,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169.02 : 27,245.16 = 10,676.16 : x
  2. Step 2: Convert to fraction form
    18,169.02/27,245.16 = 10,676.16/x
  3. Step 3: Cross multiply
    18,169.02x = 27,245.16 × 10,676.16
  4. Step 4: Simplify right side
    18,169.02x = 290,873,687.39
  5. Step 5: Solve for x
    x = 290,873,687.39/18,169.02
  6. Step 6: Final answer
    x = 16,009.32

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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.