Home / 28,195.83-42,297.39-9,467.82

Finding the Fourth Proportional to 28,195.83, 42,297.39 and 9,467.82

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Solution

The fourth proportional to 28,195.83, 42,297.39 and 9,467.82 is: 14,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195.83 : 42,297.39 = 9,467.82 : x
  2. Step 2: Convert to fraction form
    28,195.83/42,297.39 = 9,467.82/x
  3. Step 3: Cross multiply
    28,195.83x = 42,297.39 × 9,467.82
  4. Step 4: Simplify right side
    28,195.83x = 400,464,074.99
  5. Step 5: Solve for x
    x = 400,464,074.99/28,195.83
  6. Step 6: Final answer
    x = 14,202.95

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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.