Home / 49,136.40-73,704.60-15,857.55

Finding the Fourth Proportional to 49,136.40, 73,704.60 and 15,857.55

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Solution

The fourth proportional to 49,136.40, 73,704.60 and 15,857.55 is: 23,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,136.40 : 73,704.60 = 15,857.55 : x
  2. Step 2: Convert to fraction form
    49,136.40/73,704.60 = 15,857.55/x
  3. Step 3: Cross multiply
    49,136.40x = 73,704.60 × 15,857.55
  4. Step 4: Simplify right side
    49,136.40x = 1,168,774,379.73
  5. Step 5: Solve for x
    x = 1,168,774,379.73/49,136.40
  6. Step 6: Final answer
    x = 23,786.33

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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.