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Finding the Fourth Proportional to 30,246.62, 41,734.22 and 17,668.94

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Solution

The fourth proportional to 30,246.62, 41,734.22 and 17,668.94 is: 24,379.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.62 : 41,734.22 = 17,668.94 : x
  2. Step 2: Convert to fraction form
    30,246.62/41,734.22 = 17,668.94/x
  3. Step 3: Cross multiply
    30,246.62x = 41,734.22 × 17,668.94
  4. Step 4: Simplify right side
    30,246.62x = 737,399,132.11
  5. Step 5: Solve for x
    x = 737,399,132.11/30,246.62
  6. Step 6: Final answer
    x = 24,379.56

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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.