Home / 19,704.32-29,560.83-5,664.39

Finding the Fourth Proportional to 19,704.32, 29,560.83 and 5,664.39

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Solution

The fourth proportional to 19,704.32, 29,560.83 and 5,664.39 is: 8,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.32 : 29,560.83 = 5,664.39 : x
  2. Step 2: Convert to fraction form
    19,704.32/29,560.83 = 5,664.39/x
  3. Step 3: Cross multiply
    19,704.32x = 29,560.83 × 5,664.39
  4. Step 4: Simplify right side
    19,704.32x = 167,444,069.84
  5. Step 5: Solve for x
    x = 167,444,069.84/19,704.32
  6. Step 6: Final answer
    x = 8,497.84

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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.