Home / 33,776.96-46,608.18-18,668.72

Finding the Fourth Proportional to 33,776.96, 46,608.18 and 18,668.72

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Solution

The fourth proportional to 33,776.96, 46,608.18 and 18,668.72 is: 25,760.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,776.96 : 46,608.18 = 18,668.72 : x
  2. Step 2: Convert to fraction form
    33,776.96/46,608.18 = 18,668.72/x
  3. Step 3: Cross multiply
    33,776.96x = 46,608.18 × 18,668.72
  4. Step 4: Simplify right side
    33,776.96x = 870,115,062.13
  5. Step 5: Solve for x
    x = 870,115,062.13/33,776.96
  6. Step 6: Final answer
    x = 25,760.61

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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.