Home / 13,963.62-19,270.35-7,676.22

Finding the Fourth Proportional to 13,963.62, 19,270.35 and 7,676.22

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Solution

The fourth proportional to 13,963.62, 19,270.35 and 7,676.22 is: 10,593.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.62 : 19,270.35 = 7,676.22 : x
  2. Step 2: Convert to fraction form
    13,963.62/19,270.35 = 7,676.22/x
  3. Step 3: Cross multiply
    13,963.62x = 19,270.35 × 7,676.22
  4. Step 4: Simplify right side
    13,963.62x = 147,923,446.08
  5. Step 5: Solve for x
    x = 147,923,446.08/13,963.62
  6. Step 6: Final answer
    x = 10,593.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.