Home / 21,736.73-32,609.78-6,743.55

Finding the Fourth Proportional to 21,736.73, 32,609.78 and 6,743.55

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Solution

The fourth proportional to 21,736.73, 32,609.78 and 6,743.55 is: 10,116.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,736.73 : 32,609.78 = 6,743.55 : x
  2. Step 2: Convert to fraction form
    21,736.73/32,609.78 = 6,743.55/x
  3. Step 3: Cross multiply
    21,736.73x = 32,609.78 × 6,743.55
  4. Step 4: Simplify right side
    21,736.73x = 219,905,485.15
  5. Step 5: Solve for x
    x = 219,905,485.15/21,736.73
  6. Step 6: Final answer
    x = 10,116.77

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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.