Home / 19,396.71-26,759.03-12,222.27

Finding the Fourth Proportional to 19,396.71, 26,759.03 and 12,222.27

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Solution

The fourth proportional to 19,396.71, 26,759.03 and 12,222.27 is: 16,861.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.71 : 26,759.03 = 12,222.27 : x
  2. Step 2: Convert to fraction form
    19,396.71/26,759.03 = 12,222.27/x
  3. Step 3: Cross multiply
    19,396.71x = 26,759.03 × 12,222.27
  4. Step 4: Simplify right side
    19,396.71x = 327,056,028.49
  5. Step 5: Solve for x
    x = 327,056,028.49/19,396.71
  6. Step 6: Final answer
    x = 16,861.42

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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.