Home / 47,586.26-71,379.88-19,136.37

Finding the Fourth Proportional to 47,586.26, 71,379.88 and 19,136.37

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Solution

The fourth proportional to 47,586.26, 71,379.88 and 19,136.37 is: 28,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.26 : 71,379.88 = 19,136.37 : x
  2. Step 2: Convert to fraction form
    47,586.26/71,379.88 = 19,136.37/x
  3. Step 3: Cross multiply
    47,586.26x = 71,379.88 × 19,136.37
  4. Step 4: Simplify right side
    47,586.26x = 1,365,951,698.55
  5. Step 5: Solve for x
    x = 1,365,951,698.55/47,586.26
  6. Step 6: Final answer
    x = 28,704.75

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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.