Home / 16,450.30-22,701.35-8,896.64

Finding the Fourth Proportional to 16,450.30, 22,701.35 and 8,896.64

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Solution

The fourth proportional to 16,450.30, 22,701.35 and 8,896.64 is: 12,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450.30 : 22,701.35 = 8,896.64 : x
  2. Step 2: Convert to fraction form
    16,450.30/22,701.35 = 8,896.64/x
  3. Step 3: Cross multiply
    16,450.30x = 22,701.35 × 8,896.64
  4. Step 4: Simplify right side
    16,450.30x = 201,965,817.46
  5. Step 5: Solve for x
    x = 201,965,817.46/16,450.30
  6. Step 6: Final answer
    x = 12,277.33

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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.