Home / 13,227.30-19,850.54-4,908.50

Finding the Fourth Proportional to 13,227.30, 19,850.54 and 4,908.50

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Solution

The fourth proportional to 13,227.30, 19,850.54 and 4,908.50 is: 7,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.30 : 19,850.54 = 4,908.50 : x
  2. Step 2: Convert to fraction form
    13,227.30/19,850.54 = 4,908.50/x
  3. Step 3: Cross multiply
    13,227.30x = 19,850.54 × 4,908.50
  4. Step 4: Simplify right side
    13,227.30x = 97,436,351.05
  5. Step 5: Solve for x
    x = 97,436,351.05/13,227.30
  6. Step 6: Final answer
    x = 7,366.31

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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.