Home / 16,638.41-22,961.94-9,085.44

Finding the Fourth Proportional to 16,638.41, 22,961.94 and 9,085.44

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Solution

The fourth proportional to 16,638.41, 22,961.94 and 9,085.44 is: 12,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.41 : 22,961.94 = 9,085.44 : x
  2. Step 2: Convert to fraction form
    16,638.41/22,961.94 = 9,085.44/x
  3. Step 3: Cross multiply
    16,638.41x = 22,961.94 × 9,085.44
  4. Step 4: Simplify right side
    16,638.41x = 208,619,380.19
  5. Step 5: Solve for x
    x = 208,619,380.19/16,638.41
  6. Step 6: Final answer
    x = 12,538.42

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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.