Home / 16,029.36-22,118.94-8,956.44

Finding the Fourth Proportional to 16,029.36, 22,118.94 and 8,956.44

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Solution

The fourth proportional to 16,029.36, 22,118.94 and 8,956.44 is: 12,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.36 : 22,118.94 = 8,956.44 : x
  2. Step 2: Convert to fraction form
    16,029.36/22,118.94 = 8,956.44/x
  3. Step 3: Cross multiply
    16,029.36x = 22,118.94 × 8,956.44
  4. Step 4: Simplify right side
    16,029.36x = 198,106,958.97
  5. Step 5: Solve for x
    x = 198,106,958.97/16,029.36
  6. Step 6: Final answer
    x = 12,359.01

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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.