Home / 13,204.12-19,806.81-3,343.48

Finding the Fourth Proportional to 13,204.12, 19,806.81 and 3,343.48

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Solution

The fourth proportional to 13,204.12, 19,806.81 and 3,343.48 is: 5,015.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204.12 : 19,806.81 = 3,343.48 : x
  2. Step 2: Convert to fraction form
    13,204.12/19,806.81 = 3,343.48/x
  3. Step 3: Cross multiply
    13,204.12x = 19,806.81 × 3,343.48
  4. Step 4: Simplify right side
    13,204.12x = 66,223,673.10
  5. Step 5: Solve for x
    x = 66,223,673.10/13,204.12
  6. Step 6: Final answer
    x = 5,015.38

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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.