Home / 33,867.90-46,738.07-18,760.79

Finding the Fourth Proportional to 33,867.90, 46,738.07 and 18,760.79

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Solution

The fourth proportional to 33,867.90, 46,738.07 and 18,760.79 is: 25,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.90 : 46,738.07 = 18,760.79 : x
  2. Step 2: Convert to fraction form
    33,867.90/46,738.07 = 18,760.79/x
  3. Step 3: Cross multiply
    33,867.90x = 46,738.07 × 18,760.79
  4. Step 4: Simplify right side
    33,867.90x = 876,843,116.28
  5. Step 5: Solve for x
    x = 876,843,116.28/33,867.90
  6. Step 6: Final answer
    x = 25,890.09

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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.