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Finding the Fourth Proportional to 16,672.19, 22,996.78 and 10,694.39

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Solution

The fourth proportional to 16,672.19, 22,996.78 and 10,694.39 is: 14,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.19 : 22,996.78 = 10,694.39 : x
  2. Step 2: Convert to fraction form
    16,672.19/22,996.78 = 10,694.39/x
  3. Step 3: Cross multiply
    16,672.19x = 22,996.78 × 10,694.39
  4. Step 4: Simplify right side
    16,672.19x = 245,936,392.34
  5. Step 5: Solve for x
    x = 245,936,392.34/16,672.19
  6. Step 6: Final answer
    x = 14,751.30

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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.