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Finding the Fourth Proportional to 16,007.84, 22,092.06 and 8,935.32

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Solution

The fourth proportional to 16,007.84, 22,092.06 and 8,935.32 is: 12,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007.84 : 22,092.06 = 8,935.32 : x
  2. Step 2: Convert to fraction form
    16,007.84/22,092.06 = 8,935.32/x
  3. Step 3: Cross multiply
    16,007.84x = 22,092.06 × 8,935.32
  4. Step 4: Simplify right side
    16,007.84x = 197,399,625.56
  5. Step 5: Solve for x
    x = 197,399,625.56/16,007.84
  6. Step 6: Final answer
    x = 12,331.44

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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.