Home / 19,986.44-27,583.62-16,623.32

Finding the Fourth Proportional to 19,986.44, 27,583.62 and 16,623.32

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Solution

The fourth proportional to 19,986.44, 27,583.62 and 16,623.32 is: 22,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,986.44 : 27,583.62 = 16,623.32 : x
  2. Step 2: Convert to fraction form
    19,986.44/27,583.62 = 16,623.32/x
  3. Step 3: Cross multiply
    19,986.44x = 27,583.62 × 16,623.32
  4. Step 4: Simplify right side
    19,986.44x = 458,531,342.02
  5. Step 5: Solve for x
    x = 458,531,342.02/19,986.44
  6. Step 6: Final answer
    x = 22,942.12

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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.