Home / 33,782.30-46,617.75-18,674.06

Finding the Fourth Proportional to 33,782.30, 46,617.75 and 18,674.06

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Solution

The fourth proportional to 33,782.30, 46,617.75 and 18,674.06 is: 25,769.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,782.30 : 46,617.75 = 18,674.06 : x
  2. Step 2: Convert to fraction form
    33,782.30/46,617.75 = 18,674.06/x
  3. Step 3: Cross multiply
    33,782.30x = 46,617.75 × 18,674.06
  4. Step 4: Simplify right side
    33,782.30x = 870,542,660.57
  5. Step 5: Solve for x
    x = 870,542,660.57/33,782.30
  6. Step 6: Final answer
    x = 25,769.19

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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.