Home / 16,137.36-22,218.93-14,661.09

Finding the Fourth Proportional to 16,137.36, 22,218.93 and 14,661.09

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Solution

The fourth proportional to 16,137.36, 22,218.93 and 14,661.09 is: 20,186.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137.36 : 22,218.93 = 14,661.09 : x
  2. Step 2: Convert to fraction form
    16,137.36/22,218.93 = 14,661.09/x
  3. Step 3: Cross multiply
    16,137.36x = 22,218.93 × 14,661.09
  4. Step 4: Simplify right side
    16,137.36x = 325,753,732.43
  5. Step 5: Solve for x
    x = 325,753,732.43/16,137.36
  6. Step 6: Final answer
    x = 20,186.31

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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.