Home / 29,755.69-40,765.75-28,634.85

Finding the Fourth Proportional to 29,755.69, 40,765.75 and 28,634.85

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Solution

The fourth proportional to 29,755.69, 40,765.75 and 28,634.85 is: 39,230.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,755.69 : 40,765.75 = 28,634.85 : x
  2. Step 2: Convert to fraction form
    29,755.69/40,765.75 = 28,634.85/x
  3. Step 3: Cross multiply
    29,755.69x = 40,765.75 × 28,634.85
  4. Step 4: Simplify right side
    29,755.69x = 1,167,321,064.80
  5. Step 5: Solve for x
    x = 1,167,321,064.80/29,755.69
  6. Step 6: Final answer
    x = 39,230.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.