Home / 14,110.54-21,173.04-6,218.56

Finding the Fourth Proportional to 14,110.54, 21,173.04 and 6,218.56

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Solution

The fourth proportional to 14,110.54, 21,173.04 and 6,218.56 is: 9,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.54 : 21,173.04 = 6,218.56 : x
  2. Step 2: Convert to fraction form
    14,110.54/21,173.04 = 6,218.56/x
  3. Step 3: Cross multiply
    14,110.54x = 21,173.04 × 6,218.56
  4. Step 4: Simplify right side
    14,110.54x = 131,665,819.62
  5. Step 5: Solve for x
    x = 131,665,819.62/14,110.54
  6. Step 6: Final answer
    x = 9,331.03

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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.