Home / 16,920.75-23,361.23-10,873.44

Finding the Fourth Proportional to 16,920.75, 23,361.23 and 10,873.44

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Solution

The fourth proportional to 16,920.75, 23,361.23 and 10,873.44 is: 15,012.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.75 : 23,361.23 = 10,873.44 : x
  2. Step 2: Convert to fraction form
    16,920.75/23,361.23 = 10,873.44/x
  3. Step 3: Cross multiply
    16,920.75x = 23,361.23 × 10,873.44
  4. Step 4: Simplify right side
    16,920.75x = 254,016,932.73
  5. Step 5: Solve for x
    x = 254,016,932.73/16,920.75
  6. Step 6: Final answer
    x = 15,012.16

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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.