Home / 14,134.62-21,202.37-7,110.80

Finding the Fourth Proportional to 14,134.62, 21,202.37 and 7,110.80

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Solution

The fourth proportional to 14,134.62, 21,202.37 and 7,110.80 is: 10,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.62 : 21,202.37 = 7,110.80 : x
  2. Step 2: Convert to fraction form
    14,134.62/21,202.37 = 7,110.80/x
  3. Step 3: Cross multiply
    14,134.62x = 21,202.37 × 7,110.80
  4. Step 4: Simplify right side
    14,134.62x = 150,765,671.03
  5. Step 5: Solve for x
    x = 150,765,671.03/14,134.62
  6. Step 6: Final answer
    x = 10,666.41

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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.