Home / 23,396.45-32,286.74-12,785.99

Finding the Fourth Proportional to 23,396.45, 32,286.74 and 12,785.99

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Solution

The fourth proportional to 23,396.45, 32,286.74 and 12,785.99 is: 17,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,396.45 : 32,286.74 = 12,785.99 : x
  2. Step 2: Convert to fraction form
    23,396.45/32,286.74 = 12,785.99/x
  3. Step 3: Cross multiply
    23,396.45x = 32,286.74 × 12,785.99
  4. Step 4: Simplify right side
    23,396.45x = 412,817,709.41
  5. Step 5: Solve for x
    x = 412,817,709.41/23,396.45
  6. Step 6: Final answer
    x = 17,644.46

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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.