Home / 19,906.80-27,466.72-16,732.16

Finding the Fourth Proportional to 19,906.80, 27,466.72 and 16,732.16

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Solution

The fourth proportional to 19,906.80, 27,466.72 and 16,732.16 is: 23,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906.80 : 27,466.72 = 16,732.16 : x
  2. Step 2: Convert to fraction form
    19,906.80/27,466.72 = 16,732.16/x
  3. Step 3: Cross multiply
    19,906.80x = 27,466.72 × 16,732.16
  4. Step 4: Simplify right side
    19,906.80x = 459,577,553.72
  5. Step 5: Solve for x
    x = 459,577,553.72/19,906.80
  6. Step 6: Final answer
    x = 23,086.46

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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.