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Finding the Fourth Proportional to 16,676.20, 24,965.70 and 16,190.20

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Solution

The fourth proportional to 16,676.20, 24,965.70 and 16,190.20 is: 24,238.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.20 : 24,965.70 = 16,190.20 : x
  2. Step 2: Convert to fraction form
    16,676.20/24,965.70 = 16,190.20/x
  3. Step 3: Cross multiply
    16,676.20x = 24,965.70 × 16,190.20
  4. Step 4: Simplify right side
    16,676.20x = 404,199,676.14
  5. Step 5: Solve for x
    x = 404,199,676.14/16,676.20
  6. Step 6: Final answer
    x = 24,238.12

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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.