Home / 33,451.10-46,144.94-20,018.36

Finding the Fourth Proportional to 33,451.10, 46,144.94 and 20,018.36

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Solution

The fourth proportional to 33,451.10, 46,144.94 and 20,018.36 is: 27,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,451.10 : 46,144.94 = 20,018.36 : x
  2. Step 2: Convert to fraction form
    33,451.10/46,144.94 = 20,018.36/x
  3. Step 3: Cross multiply
    33,451.10x = 46,144.94 × 20,018.36
  4. Step 4: Simplify right side
    33,451.10x = 923,746,021.10
  5. Step 5: Solve for x
    x = 923,746,021.10/33,451.10
  6. Step 6: Final answer
    x = 27,614.82

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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.