Home / 43,890.80-60,552.99-28,791.86

Finding the Fourth Proportional to 43,890.80, 60,552.99 and 28,791.86

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Solution

The fourth proportional to 43,890.80, 60,552.99 and 28,791.86 is: 39,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,890.80 : 60,552.99 = 28,791.86 : x
  2. Step 2: Convert to fraction form
    43,890.80/60,552.99 = 28,791.86/x
  3. Step 3: Cross multiply
    43,890.80x = 60,552.99 × 28,791.86
  4. Step 4: Simplify right side
    43,890.80x = 1,743,432,907.90
  5. Step 5: Solve for x
    x = 1,743,432,907.90/43,890.80
  6. Step 6: Final answer
    x = 39,722.06

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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.