Home / 33,619.04-46,393.86-18,511.38

Finding the Fourth Proportional to 33,619.04, 46,393.86 and 18,511.38

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Solution

The fourth proportional to 33,619.04, 46,393.86 and 18,511.38 is: 25,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.04 : 46,393.86 = 18,511.38 : x
  2. Step 2: Convert to fraction form
    33,619.04/46,393.86 = 18,511.38/x
  3. Step 3: Cross multiply
    33,619.04x = 46,393.86 × 18,511.38
  4. Step 4: Simplify right side
    33,619.04x = 858,814,372.13
  5. Step 5: Solve for x
    x = 858,814,372.13/33,619.04
  6. Step 6: Final answer
    x = 25,545.48

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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.