Home / 43,552.26-65,328.42-28,757.70

Finding the Fourth Proportional to 43,552.26, 65,328.42 and 28,757.70

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Solution

The fourth proportional to 43,552.26, 65,328.42 and 28,757.70 is: 43,136.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,552.26 : 65,328.42 = 28,757.70 : x
  2. Step 2: Convert to fraction form
    43,552.26/65,328.42 = 28,757.70/x
  3. Step 3: Cross multiply
    43,552.26x = 65,328.42 × 28,757.70
  4. Step 4: Simplify right side
    43,552.26x = 1,878,695,103.83
  5. Step 5: Solve for x
    x = 1,878,695,103.83/43,552.26
  6. Step 6: Final answer
    x = 43,136.57

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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.