Home / 19,850.41-29,736.69-11,512.91

Finding the Fourth Proportional to 19,850.41, 29,736.69 and 11,512.91

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Solution

The fourth proportional to 19,850.41, 29,736.69 and 11,512.91 is: 17,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.41 : 29,736.69 = 11,512.91 : x
  2. Step 2: Convert to fraction form
    19,850.41/29,736.69 = 11,512.91/x
  3. Step 3: Cross multiply
    19,850.41x = 29,736.69 × 11,512.91
  4. Step 4: Simplify right side
    19,850.41x = 342,355,931.60
  5. Step 5: Solve for x
    x = 342,355,931.60/19,850.41
  6. Step 6: Final answer
    x = 17,246.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.