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Finding the Fourth Proportional to 33,443.58, 50,184.90 and 12,668.70

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Solution

The fourth proportional to 33,443.58, 50,184.90 and 12,668.70 is: 19,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,443.58 : 50,184.90 = 12,668.70 : x
  2. Step 2: Convert to fraction form
    33,443.58/50,184.90 = 12,668.70/x
  3. Step 3: Cross multiply
    33,443.58x = 50,184.90 × 12,668.70
  4. Step 4: Simplify right side
    33,443.58x = 635,777,442.63
  5. Step 5: Solve for x
    x = 635,777,442.63/33,443.58
  6. Step 6: Final answer
    x = 19,010.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.