Home / 17,194.08-23,725.20-9,640.80

Finding the Fourth Proportional to 17,194.08, 23,725.20 and 9,640.80

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Solution

The fourth proportional to 17,194.08, 23,725.20 and 9,640.80 is: 13,302.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,194.08 : 23,725.20 = 9,640.80 : x
  2. Step 2: Convert to fraction form
    17,194.08/23,725.20 = 9,640.80/x
  3. Step 3: Cross multiply
    17,194.08x = 23,725.20 × 9,640.80
  4. Step 4: Simplify right side
    17,194.08x = 228,729,908.16
  5. Step 5: Solve for x
    x = 228,729,908.16/17,194.08
  6. Step 6: Final answer
    x = 13,302.83

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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.