Home / 33,618.07-46,391.25-18,512.04

Finding the Fourth Proportional to 33,618.07, 46,391.25 and 18,512.04

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Solution

The fourth proportional to 33,618.07, 46,391.25 and 18,512.04 is: 25,545.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.07 : 46,391.25 = 18,512.04 : x
  2. Step 2: Convert to fraction form
    33,618.07/46,391.25 = 18,512.04/x
  3. Step 3: Cross multiply
    33,618.07x = 46,391.25 × 18,512.04
  4. Step 4: Simplify right side
    33,618.07x = 858,796,814.91
  5. Step 5: Solve for x
    x = 858,796,814.91/33,618.07
  6. Step 6: Final answer
    x = 25,545.69

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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.