Home / 16,127.58-22,257.36-8,958.15

Finding the Fourth Proportional to 16,127.58, 22,257.36 and 8,958.15

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Solution

The fourth proportional to 16,127.58, 22,257.36 and 8,958.15 is: 12,362.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,127.58 : 22,257.36 = 8,958.15 : x
  2. Step 2: Convert to fraction form
    16,127.58/22,257.36 = 8,958.15/x
  3. Step 3: Cross multiply
    16,127.58x = 22,257.36 × 8,958.15
  4. Step 4: Simplify right side
    16,127.58x = 199,384,769.48
  5. Step 5: Solve for x
    x = 199,384,769.48/16,127.58
  6. Step 6: Final answer
    x = 12,362.97

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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.