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Finding the Fourth Proportional to 35,999.82, 54,000.22 and 12,626.94

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Solution

The fourth proportional to 35,999.82, 54,000.22 and 12,626.94 is: 18,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.82 : 54,000.22 = 12,626.94 : x
  2. Step 2: Convert to fraction form
    35,999.82/54,000.22 = 12,626.94/x
  3. Step 3: Cross multiply
    35,999.82x = 54,000.22 × 12,626.94
  4. Step 4: Simplify right side
    35,999.82x = 681,857,537.93
  5. Step 5: Solve for x
    x = 681,857,537.93/35,999.82
  6. Step 6: Final answer
    x = 18,940.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.