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Finding the Fourth Proportional to 16,266.94, 22,448.41 and 8,814.94

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Solution

The fourth proportional to 16,266.94, 22,448.41 and 8,814.94 is: 12,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,266.94 : 22,448.41 = 8,814.94 : x
  2. Step 2: Convert to fraction form
    16,266.94/22,448.41 = 8,814.94/x
  3. Step 3: Cross multiply
    16,266.94x = 22,448.41 × 8,814.94
  4. Step 4: Simplify right side
    16,266.94x = 197,881,309.09
  5. Step 5: Solve for x
    x = 197,881,309.09/16,266.94
  6. Step 6: Final answer
    x = 12,164.63

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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.