Home / 33,868.74-46,738.28-18,761.09

Finding the Fourth Proportional to 33,868.74, 46,738.28 and 18,761.09

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Solution

The fourth proportional to 33,868.74, 46,738.28 and 18,761.09 is: 25,889.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.74 : 46,738.28 = 18,761.09 : x
  2. Step 2: Convert to fraction form
    33,868.74/46,738.28 = 18,761.09/x
  3. Step 3: Cross multiply
    33,868.74x = 46,738.28 × 18,761.09
  4. Step 4: Simplify right side
    33,868.74x = 876,860,785.21
  5. Step 5: Solve for x
    x = 876,860,785.21/33,868.74
  6. Step 6: Final answer
    x = 25,889.97

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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.