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Finding the Fourth Proportional to 33,668.69, 46,460.70 and 18,560.57

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Solution

The fourth proportional to 33,668.69, 46,460.70 and 18,560.57 is: 25,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,668.69 : 46,460.70 = 18,560.57 : x
  2. Step 2: Convert to fraction form
    33,668.69/46,460.70 = 18,560.57/x
  3. Step 3: Cross multiply
    33,668.69x = 46,460.70 × 18,560.57
  4. Step 4: Simplify right side
    33,668.69x = 862,336,842.30
  5. Step 5: Solve for x
    x = 862,336,842.30/33,668.69
  6. Step 6: Final answer
    x = 25,612.43

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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.