Home / 54,578.46-75,317.49-30,379.26

Finding the Fourth Proportional to 54,578.46, 75,317.49 and 30,379.26

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Solution

The fourth proportional to 54,578.46, 75,317.49 and 30,379.26 is: 41,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578.46 : 75,317.49 = 30,379.26 : x
  2. Step 2: Convert to fraction form
    54,578.46/75,317.49 = 30,379.26/x
  3. Step 3: Cross multiply
    54,578.46x = 75,317.49 × 30,379.26
  4. Step 4: Simplify right side
    54,578.46x = 2,288,089,611.26
  5. Step 5: Solve for x
    x = 2,288,089,611.26/54,578.46
  6. Step 6: Final answer
    x = 41,922.94

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1.5x scale

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.