Home / 27,942.52-38,558.74-16,611.43

Finding the Fourth Proportional to 27,942.52, 38,558.74 and 16,611.43

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Solution

The fourth proportional to 27,942.52, 38,558.74 and 16,611.43 is: 22,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.52 : 38,558.74 = 16,611.43 : x
  2. Step 2: Convert to fraction form
    27,942.52/38,558.74 = 16,611.43/x
  3. Step 3: Cross multiply
    27,942.52x = 38,558.74 × 16,611.43
  4. Step 4: Simplify right side
    27,942.52x = 640,515,534.55
  5. Step 5: Solve for x
    x = 640,515,534.55/27,942.52
  6. Step 6: Final answer
    x = 22,922.62

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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.