Home / 11,850.40-17,839.85-10,817.04

Finding the Fourth Proportional to 11,850.40, 17,839.85 and 10,817.04

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Solution

The fourth proportional to 11,850.40, 17,839.85 and 10,817.04 is: 16,284.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,850.40 : 17,839.85 = 10,817.04 : x
  2. Step 2: Convert to fraction form
    11,850.40/17,839.85 = 10,817.04/x
  3. Step 3: Cross multiply
    11,850.40x = 17,839.85 × 10,817.04
  4. Step 4: Simplify right side
    11,850.40x = 192,974,383.86
  5. Step 5: Solve for x
    x = 192,974,383.86/11,850.40
  6. Step 6: Final answer
    x = 16,284.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.