Home / 17,372.75-23,961.74-11,000.38

Finding the Fourth Proportional to 17,372.75, 23,961.74 and 11,000.38

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Solution

The fourth proportional to 17,372.75, 23,961.74 and 11,000.38 is: 15,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,372.75 : 23,961.74 = 11,000.38 : x
  2. Step 2: Convert to fraction form
    17,372.75/23,961.74 = 11,000.38/x
  3. Step 3: Cross multiply
    17,372.75x = 23,961.74 × 11,000.38
  4. Step 4: Simplify right side
    17,372.75x = 263,588,130.55
  5. Step 5: Solve for x
    x = 263,588,130.55/17,372.75
  6. Step 6: Final answer
    x = 15,172.51

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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.