Home / 12,236.04-16,855.74-8,868.96

Finding the Fourth Proportional to 12,236.04, 16,855.74 and 8,868.96

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Solution

The fourth proportional to 12,236.04, 16,855.74 and 8,868.96 is: 12,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.04 : 16,855.74 = 8,868.96 : x
  2. Step 2: Convert to fraction form
    12,236.04/16,855.74 = 8,868.96/x
  3. Step 3: Cross multiply
    12,236.04x = 16,855.74 × 8,868.96
  4. Step 4: Simplify right side
    12,236.04x = 149,492,883.83
  5. Step 5: Solve for x
    x = 149,492,883.83/12,236.04
  6. Step 6: Final answer
    x = 12,217.42

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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.