Home / 14,268.24-21,401.97-5,505.06

Finding the Fourth Proportional to 14,268.24, 21,401.97 and 5,505.06

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Solution

The fourth proportional to 14,268.24, 21,401.97 and 5,505.06 is: 8,257.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.24 : 21,401.97 = 5,505.06 : x
  2. Step 2: Convert to fraction form
    14,268.24/21,401.97 = 5,505.06/x
  3. Step 3: Cross multiply
    14,268.24x = 21,401.97 × 5,505.06
  4. Step 4: Simplify right side
    14,268.24x = 117,819,128.97
  5. Step 5: Solve for x
    x = 117,819,128.97/14,268.24
  6. Step 6: Final answer
    x = 8,257.44

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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.