Home / 14,893.97-20,553.60-8,087.93

Finding the Fourth Proportional to 14,893.97, 20,553.60 and 8,087.93

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Solution

The fourth proportional to 14,893.97, 20,553.60 and 8,087.93 is: 11,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,893.97 : 20,553.60 = 8,087.93 : x
  2. Step 2: Convert to fraction form
    14,893.97/20,553.60 = 8,087.93/x
  3. Step 3: Cross multiply
    14,893.97x = 20,553.60 × 8,087.93
  4. Step 4: Simplify right side
    14,893.97x = 166,236,052.36
  5. Step 5: Solve for x
    x = 166,236,052.36/14,893.97
  6. Step 6: Final answer
    x = 11,161.30

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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.