Home / 14,132.73-21,186.12-4,892.25

Finding the Fourth Proportional to 14,132.73, 21,186.12 and 4,892.25

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Solution

The fourth proportional to 14,132.73, 21,186.12 and 4,892.25 is: 7,333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.73 : 21,186.12 = 4,892.25 : x
  2. Step 2: Convert to fraction form
    14,132.73/21,186.12 = 4,892.25/x
  3. Step 3: Cross multiply
    14,132.73x = 21,186.12 × 4,892.25
  4. Step 4: Simplify right side
    14,132.73x = 103,647,795.57
  5. Step 5: Solve for x
    x = 103,647,795.57/14,132.73
  6. Step 6: Final answer
    x = 7,333.88

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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.