Home / 33,619.18-46,394.09-18,511.53

Finding the Fourth Proportional to 33,619.18, 46,394.09 and 18,511.53

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Solution

The fourth proportional to 33,619.18, 46,394.09 and 18,511.53 is: 25,545.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619.18 : 46,394.09 = 18,511.53 : x
  2. Step 2: Convert to fraction form
    33,619.18/46,394.09 = 18,511.53/x
  3. Step 3: Cross multiply
    33,619.18x = 46,394.09 × 18,511.53
  4. Step 4: Simplify right side
    33,619.18x = 858,825,588.86
  5. Step 5: Solve for x
    x = 858,825,588.86/33,619.18
  6. Step 6: Final answer
    x = 25,545.70

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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.