Home / 19,212.62-28,801.37-6,725.82

Finding the Fourth Proportional to 19,212.62, 28,801.37 and 6,725.82

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Solution

The fourth proportional to 19,212.62, 28,801.37 and 6,725.82 is: 10,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.62 : 28,801.37 = 6,725.82 : x
  2. Step 2: Convert to fraction form
    19,212.62/28,801.37 = 6,725.82/x
  3. Step 3: Cross multiply
    19,212.62x = 28,801.37 × 6,725.82
  4. Step 4: Simplify right side
    19,212.62x = 193,712,872.13
  5. Step 5: Solve for x
    x = 193,712,872.13/19,212.62
  6. Step 6: Final answer
    x = 10,082.58

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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.