Home / 33,678.69-46,478.67-18,571.30

Finding the Fourth Proportional to 33,678.69, 46,478.67 and 18,571.30

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Solution

The fourth proportional to 33,678.69, 46,478.67 and 18,571.30 is: 25,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,678.69 : 46,478.67 = 18,571.30 : x
  2. Step 2: Convert to fraction form
    33,678.69/46,478.67 = 18,571.30/x
  3. Step 3: Cross multiply
    33,678.69x = 46,478.67 × 18,571.30
  4. Step 4: Simplify right side
    33,678.69x = 863,169,324.17
  5. Step 5: Solve for x
    x = 863,169,324.17/33,678.69
  6. Step 6: Final answer
    x = 25,629.54

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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.