Home / 16,265.78-24,395.60-5,172.60

Finding the Fourth Proportional to 16,265.78, 24,395.60 and 5,172.60

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Solution

The fourth proportional to 16,265.78, 24,395.60 and 5,172.60 is: 7,757.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,265.78 : 24,395.60 = 5,172.60 : x
  2. Step 2: Convert to fraction form
    16,265.78/24,395.60 = 5,172.60/x
  3. Step 3: Cross multiply
    16,265.78x = 24,395.60 × 5,172.60
  4. Step 4: Simplify right side
    16,265.78x = 126,188,680.56
  5. Step 5: Solve for x
    x = 126,188,680.56/16,265.78
  6. Step 6: Final answer
    x = 7,757.92

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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.