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Finding the Fourth Proportional to 28,802, 43,203 and 6,914

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Solution

The fourth proportional to 28,802, 43,203 and 6,914 is: 10,371

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802 : 43,203 = 6,914 : x
  2. Step 2: Convert to fraction form
    28,802/43,203 = 6,914/x
  3. Step 3: Cross multiply
    28,802x = 43,203 × 6,914
  4. Step 4: Simplify right side
    28,802x = 298,705,542
  5. Step 5: Solve for x
    x = 298,705,542/28,802
  6. Step 6: Final answer
    x = 10,371

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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.