Home / 13,673.16-20,516.12-5,351.02

Finding the Fourth Proportional to 13,673.16, 20,516.12 and 5,351.02

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Solution

The fourth proportional to 13,673.16, 20,516.12 and 5,351.02 is: 8,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.16 : 20,516.12 = 5,351.02 : x
  2. Step 2: Convert to fraction form
    13,673.16/20,516.12 = 5,351.02/x
  3. Step 3: Cross multiply
    13,673.16x = 20,516.12 × 5,351.02
  4. Step 4: Simplify right side
    13,673.16x = 109,782,168.44
  5. Step 5: Solve for x
    x = 109,782,168.44/13,673.16
  6. Step 6: Final answer
    x = 8,029.03

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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.