Home / 16,907.67-25,358.67-5,217.75

Finding the Fourth Proportional to 16,907.67, 25,358.67 and 5,217.75

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Solution

The fourth proportional to 16,907.67, 25,358.67 and 5,217.75 is: 7,825.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.67 : 25,358.67 = 5,217.75 : x
  2. Step 2: Convert to fraction form
    16,907.67/25,358.67 = 5,217.75/x
  3. Step 3: Cross multiply
    16,907.67x = 25,358.67 × 5,217.75
  4. Step 4: Simplify right side
    16,907.67x = 132,315,200.39
  5. Step 5: Solve for x
    x = 132,315,200.39/16,907.67
  6. Step 6: Final answer
    x = 7,825.75

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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.