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Finding the Fourth Proportional to 13,452.17, 20,178.03 and 6,051.39

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Solution

The fourth proportional to 13,452.17, 20,178.03 and 6,051.39 is: 9,076.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.17 : 20,178.03 = 6,051.39 : x
  2. Step 2: Convert to fraction form
    13,452.17/20,178.03 = 6,051.39/x
  3. Step 3: Cross multiply
    13,452.17x = 20,178.03 × 6,051.39
  4. Step 4: Simplify right side
    13,452.17x = 122,105,128.96
  5. Step 5: Solve for x
    x = 122,105,128.96/13,452.17
  6. Step 6: Final answer
    x = 9,076.99

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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.