Home / 16,913.70-25,371.27-5,227.02

Finding the Fourth Proportional to 16,913.70, 25,371.27 and 5,227.02

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Solution

The fourth proportional to 16,913.70, 25,371.27 and 5,227.02 is: 7,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.70 : 25,371.27 = 5,227.02 : x
  2. Step 2: Convert to fraction form
    16,913.70/25,371.27 = 5,227.02/x
  3. Step 3: Cross multiply
    16,913.70x = 25,371.27 × 5,227.02
  4. Step 4: Simplify right side
    16,913.70x = 132,616,135.72
  5. Step 5: Solve for x
    x = 132,616,135.72/16,913.70
  6. Step 6: Final answer
    x = 7,840.75

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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.