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Finding the Fourth Proportional to 16,672.26, 25,018.26 and 6,149.64

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Solution

The fourth proportional to 16,672.26, 25,018.26 and 6,149.64 is: 9,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.26 : 25,018.26 = 6,149.64 : x
  2. Step 2: Convert to fraction form
    16,672.26/25,018.26 = 6,149.64/x
  3. Step 3: Cross multiply
    16,672.26x = 25,018.26 × 6,149.64
  4. Step 4: Simplify right side
    16,672.26x = 153,853,292.43
  5. Step 5: Solve for x
    x = 153,853,292.43/16,672.26
  6. Step 6: Final answer
    x = 9,228.10

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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.