Home / 33,777.30-46,609.42-18,667.51

Finding the Fourth Proportional to 33,777.30, 46,609.42 and 18,667.51

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Solution

The fourth proportional to 33,777.30, 46,609.42 and 18,667.51 is: 25,759.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.30 : 46,609.42 = 18,667.51 : x
  2. Step 2: Convert to fraction form
    33,777.30/46,609.42 = 18,667.51/x
  3. Step 3: Cross multiply
    33,777.30x = 46,609.42 × 18,667.51
  4. Step 4: Simplify right side
    33,777.30x = 870,081,813.94
  5. Step 5: Solve for x
    x = 870,081,813.94/33,777.30
  6. Step 6: Final answer
    x = 25,759.37

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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.