Home / 16,198.16-22,354.20-9,028.54

Finding the Fourth Proportional to 16,198.16, 22,354.20 and 9,028.54

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Solution

The fourth proportional to 16,198.16, 22,354.20 and 9,028.54 is: 12,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,198.16 : 22,354.20 = 9,028.54 : x
  2. Step 2: Convert to fraction form
    16,198.16/22,354.20 = 9,028.54/x
  3. Step 3: Cross multiply
    16,198.16x = 22,354.20 × 9,028.54
  4. Step 4: Simplify right side
    16,198.16x = 201,825,788.87
  5. Step 5: Solve for x
    x = 201,825,788.87/16,198.16
  6. Step 6: Final answer
    x = 12,459.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.