Home / 33,450.25-46,161.79-18,342.87

Finding the Fourth Proportional to 33,450.25, 46,161.79 and 18,342.87

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Solution

The fourth proportional to 33,450.25, 46,161.79 and 18,342.87 is: 25,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,450.25 : 46,161.79 = 18,342.87 : x
  2. Step 2: Convert to fraction form
    33,450.25/46,161.79 = 18,342.87/x
  3. Step 3: Cross multiply
    33,450.25x = 46,161.79 × 18,342.87
  4. Step 4: Simplify right side
    33,450.25x = 846,739,712.94
  5. Step 5: Solve for x
    x = 846,739,712.94/33,450.25
  6. Step 6: Final answer
    x = 25,313.40

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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.