Home / 16,143.56-22,277.58-8,973.44

Finding the Fourth Proportional to 16,143.56, 22,277.58 and 8,973.44

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Solution

The fourth proportional to 16,143.56, 22,277.58 and 8,973.44 is: 12,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,143.56 : 22,277.58 = 8,973.44 : x
  2. Step 2: Convert to fraction form
    16,143.56/22,277.58 = 8,973.44/x
  3. Step 3: Cross multiply
    16,143.56x = 22,277.58 × 8,973.44
  4. Step 4: Simplify right side
    16,143.56x = 199,906,416.09
  5. Step 5: Solve for x
    x = 199,906,416.09/16,143.56
  6. Step 6: Final answer
    x = 12,383.05

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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.