Home / 47,745.79-71,626.43-16,157.80

Finding the Fourth Proportional to 47,745.79, 71,626.43 and 16,157.80

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Solution

The fourth proportional to 47,745.79, 71,626.43 and 16,157.80 is: 24,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,745.79 : 71,626.43 = 16,157.80 : x
  2. Step 2: Convert to fraction form
    47,745.79/71,626.43 = 16,157.80/x
  3. Step 3: Cross multiply
    47,745.79x = 71,626.43 × 16,157.80
  4. Step 4: Simplify right side
    47,745.79x = 1,157,325,530.65
  5. Step 5: Solve for x
    x = 1,157,325,530.65/47,745.79
  6. Step 6: Final answer
    x = 24,239.32

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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.