Home / 33,668.40-46,462.71-18,561.61

Finding the Fourth Proportional to 33,668.40, 46,462.71 and 18,561.61

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Solution

The fourth proportional to 33,668.40, 46,462.71 and 18,561.61 is: 25,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.40 : 46,462.71 = 18,561.61 : x
  2. Step 2: Convert to fraction form
    33,668.40/46,462.71 = 18,561.61/x
  3. Step 3: Cross multiply
    33,668.40x = 46,462.71 × 18,561.61
  4. Step 4: Simplify right side
    33,668.40x = 862,422,760.64
  5. Step 5: Solve for x
    x = 862,422,760.64/33,668.40
  6. Step 6: Final answer
    x = 25,615.20

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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.