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Finding the Fourth Proportional to 16,242.93, 22,414.99 and 9,072.94

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Solution

The fourth proportional to 16,242.93, 22,414.99 and 9,072.94 is: 12,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.93 : 22,414.99 = 9,072.94 : x
  2. Step 2: Convert to fraction form
    16,242.93/22,414.99 = 9,072.94/x
  3. Step 3: Cross multiply
    16,242.93x = 22,414.99 × 9,072.94
  4. Step 4: Simplify right side
    16,242.93x = 203,369,893.39
  5. Step 5: Solve for x
    x = 203,369,893.39/16,242.93
  6. Step 6: Final answer
    x = 12,520.52

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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.