Home / 23,004.09-34,513.44-8,212.68

Finding the Fourth Proportional to 23,004.09, 34,513.44 and 8,212.68

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Solution

The fourth proportional to 23,004.09, 34,513.44 and 8,212.68 is: 12,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,004.09 : 34,513.44 = 8,212.68 : x
  2. Step 2: Convert to fraction form
    23,004.09/34,513.44 = 8,212.68/x
  3. Step 3: Cross multiply
    23,004.09x = 34,513.44 × 8,212.68
  4. Step 4: Simplify right side
    23,004.09x = 283,447,838.42
  5. Step 5: Solve for x
    x = 283,447,838.42/23,004.09
  6. Step 6: Final answer
    x = 12,321.63

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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.