Home / 16,480.11-22,742.87-9,028.11

Finding the Fourth Proportional to 16,480.11, 22,742.87 and 9,028.11

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Solution

The fourth proportional to 16,480.11, 22,742.87 and 9,028.11 is: 12,458.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.11 : 22,742.87 = 9,028.11 : x
  2. Step 2: Convert to fraction form
    16,480.11/22,742.87 = 9,028.11/x
  3. Step 3: Cross multiply
    16,480.11x = 22,742.87 × 9,028.11
  4. Step 4: Simplify right side
    16,480.11x = 205,325,086.94
  5. Step 5: Solve for x
    x = 205,325,086.94/16,480.11
  6. Step 6: Final answer
    x = 12,458.96

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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.