Home / 33,619.85-46,395.70-18,512.85

Finding the Fourth Proportional to 33,619.85, 46,395.70 and 18,512.85

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Solution

The fourth proportional to 33,619.85, 46,395.70 and 18,512.85 is: 25,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.85 : 46,395.70 = 18,512.85 : x
  2. Step 2: Convert to fraction form
    33,619.85/46,395.70 = 18,512.85/x
  3. Step 3: Cross multiply
    33,619.85x = 46,395.70 × 18,512.85
  4. Step 4: Simplify right side
    33,619.85x = 858,916,634.75
  5. Step 5: Solve for x
    x = 858,916,634.75/33,619.85
  6. Step 6: Final answer
    x = 25,547.90

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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.