Home / 43,570.88-65,329.94-19,550.78

Finding the Fourth Proportional to 43,570.88, 65,329.94 and 19,550.78

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Solution

The fourth proportional to 43,570.88, 65,329.94 and 19,550.78 is: 29,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570.88 : 65,329.94 = 19,550.78 : x
  2. Step 2: Convert to fraction form
    43,570.88/65,329.94 = 19,550.78/x
  3. Step 3: Cross multiply
    43,570.88x = 65,329.94 × 19,550.78
  4. Step 4: Simplify right side
    43,570.88x = 1,277,251,006.58
  5. Step 5: Solve for x
    x = 1,277,251,006.58/43,570.88
  6. Step 6: Final answer
    x = 29,314.33

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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.