Home / 21,730.22-32,600.42-6,736.56

Finding the Fourth Proportional to 21,730.22, 32,600.42 and 6,736.56

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Solution

The fourth proportional to 21,730.22, 32,600.42 and 6,736.56 is: 10,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,730.22 : 32,600.42 = 6,736.56 : x
  2. Step 2: Convert to fraction form
    21,730.22/32,600.42 = 6,736.56/x
  3. Step 3: Cross multiply
    21,730.22x = 32,600.42 × 6,736.56
  4. Step 4: Simplify right side
    21,730.22x = 219,614,685.36
  5. Step 5: Solve for x
    x = 219,614,685.36/21,730.22
  6. Step 6: Final answer
    x = 10,106.42

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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.