Home / 33,347.58-46,033.83-20,778.54

Finding the Fourth Proportional to 33,347.58, 46,033.83 and 20,778.54

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Solution

The fourth proportional to 33,347.58, 46,033.83 and 20,778.54 is: 28,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.58 : 46,033.83 = 20,778.54 : x
  2. Step 2: Convert to fraction form
    33,347.58/46,033.83 = 20,778.54/x
  3. Step 3: Cross multiply
    33,347.58x = 46,033.83 × 20,778.54
  4. Step 4: Simplify right side
    33,347.58x = 956,515,778.01
  5. Step 5: Solve for x
    x = 956,515,778.01/33,347.58
  6. Step 6: Final answer
    x = 28,683.21

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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.