Home / 13,244.28-19,866.36-3,383.54

Finding the Fourth Proportional to 13,244.28, 19,866.36 and 3,383.54

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Solution

The fourth proportional to 13,244.28, 19,866.36 and 3,383.54 is: 5,075.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.28 : 19,866.36 = 3,383.54 : x
  2. Step 2: Convert to fraction form
    13,244.28/19,866.36 = 3,383.54/x
  3. Step 3: Cross multiply
    13,244.28x = 19,866.36 × 3,383.54
  4. Step 4: Simplify right side
    13,244.28x = 67,218,611.57
  5. Step 5: Solve for x
    x = 67,218,611.57/13,244.28
  6. Step 6: Final answer
    x = 5,075.30

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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.