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Finding the Fourth Proportional to 16,676.12, 25,004.94 and 6,822.32

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Solution

The fourth proportional to 16,676.12, 25,004.94 and 6,822.32 is: 10,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.12 : 25,004.94 = 6,822.32 : x
  2. Step 2: Convert to fraction form
    16,676.12/25,004.94 = 6,822.32/x
  3. Step 3: Cross multiply
    16,676.12x = 25,004.94 × 6,822.32
  4. Step 4: Simplify right side
    16,676.12x = 170,591,702.26
  5. Step 5: Solve for x
    x = 170,591,702.26/16,676.12
  6. Step 6: Final answer
    x = 10,229.70

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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.