Home / 13,224.66-19,838.07-5,433.54

Finding the Fourth Proportional to 13,224.66, 19,838.07 and 5,433.54

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Solution

The fourth proportional to 13,224.66, 19,838.07 and 5,433.54 is: 8,150.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.66 : 19,838.07 = 5,433.54 : x
  2. Step 2: Convert to fraction form
    13,224.66/19,838.07 = 5,433.54/x
  3. Step 3: Cross multiply
    13,224.66x = 19,838.07 × 5,433.54
  4. Step 4: Simplify right side
    13,224.66x = 107,790,946.87
  5. Step 5: Solve for x
    x = 107,790,946.87/13,224.66
  6. Step 6: Final answer
    x = 8,150.75

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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.