Home / 17,212.75-23,749.94-10,136.59

Finding the Fourth Proportional to 17,212.75, 23,749.94 and 10,136.59

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Solution

The fourth proportional to 17,212.75, 23,749.94 and 10,136.59 is: 13,986.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212.75 : 23,749.94 = 10,136.59 : x
  2. Step 2: Convert to fraction form
    17,212.75/23,749.94 = 10,136.59/x
  3. Step 3: Cross multiply
    17,212.75x = 23,749.94 × 10,136.59
  4. Step 4: Simplify right side
    17,212.75x = 240,743,353.62
  5. Step 5: Solve for x
    x = 240,743,353.62/17,212.75
  6. Step 6: Final answer
    x = 13,986.34

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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.