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Finding the Fourth Proportional to 50,668.70, 75,984.82 and 17,380.13

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Solution

The fourth proportional to 50,668.70, 75,984.82 and 17,380.13 is: 26,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,668.70 : 75,984.82 = 17,380.13 : x
  2. Step 2: Convert to fraction form
    50,668.70/75,984.82 = 17,380.13/x
  3. Step 3: Cross multiply
    50,668.70x = 75,984.82 × 17,380.13
  4. Step 4: Simplify right side
    50,668.70x = 1,320,625,626.25
  5. Step 5: Solve for x
    x = 1,320,625,626.25/50,668.70
  6. Step 6: Final answer
    x = 26,063.94

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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.