Home / 16,028.38-22,118.75-8,954.85

Finding the Fourth Proportional to 16,028.38, 22,118.75 and 8,954.85

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Solution

The fourth proportional to 16,028.38, 22,118.75 and 8,954.85 is: 12,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,028.38 : 22,118.75 = 8,954.85 : x
  2. Step 2: Convert to fraction form
    16,028.38/22,118.75 = 8,954.85/x
  3. Step 3: Cross multiply
    16,028.38x = 22,118.75 × 8,954.85
  4. Step 4: Simplify right side
    16,028.38x = 198,070,088.44
  5. Step 5: Solve for x
    x = 198,070,088.44/16,028.38
  6. Step 6: Final answer
    x = 12,357.47

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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.