Home / 16,930.20-25,396.02-5,243.64

Finding the Fourth Proportional to 16,930.20, 25,396.02 and 5,243.64

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Solution

The fourth proportional to 16,930.20, 25,396.02 and 5,243.64 is: 7,865.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.20 : 25,396.02 = 5,243.64 : x
  2. Step 2: Convert to fraction form
    16,930.20/25,396.02 = 5,243.64/x
  3. Step 3: Cross multiply
    16,930.20x = 25,396.02 × 5,243.64
  4. Step 4: Simplify right side
    16,930.20x = 133,167,586.31
  5. Step 5: Solve for x
    x = 133,167,586.31/16,930.20
  6. Step 6: Final answer
    x = 7,865.68

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1.5x scale

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.