Home / 33,389.49-46,078.03-18,281.89

Finding the Fourth Proportional to 33,389.49, 46,078.03 and 18,281.89

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Solution

The fourth proportional to 33,389.49, 46,078.03 and 18,281.89 is: 25,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.49 : 46,078.03 = 18,281.89 : x
  2. Step 2: Convert to fraction form
    33,389.49/46,078.03 = 18,281.89/x
  3. Step 3: Cross multiply
    33,389.49x = 46,078.03 × 18,281.89
  4. Step 4: Simplify right side
    33,389.49x = 842,393,556.33
  5. Step 5: Solve for x
    x = 842,393,556.33/33,389.49
  6. Step 6: Final answer
    x = 25,229.30

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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.