Home / 17,112.64-25,657.92-6,725.44

Finding the Fourth Proportional to 17,112.64, 25,657.92 and 6,725.44

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Solution

The fourth proportional to 17,112.64, 25,657.92 and 6,725.44 is: 10,083.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.64 : 25,657.92 = 6,725.44 : x
  2. Step 2: Convert to fraction form
    17,112.64/25,657.92 = 6,725.44/x
  3. Step 3: Cross multiply
    17,112.64x = 25,657.92 × 6,725.44
  4. Step 4: Simplify right side
    17,112.64x = 172,560,801.48
  5. Step 5: Solve for x
    x = 172,560,801.48/17,112.64
  6. Step 6: Final answer
    x = 10,083.82

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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.