Home / 14,351.36-21,546.24-13,884.80

Finding the Fourth Proportional to 14,351.36, 21,546.24 and 13,884.80

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Solution

The fourth proportional to 14,351.36, 21,546.24 and 13,884.80 is: 20,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.36 : 21,546.24 = 13,884.80 : x
  2. Step 2: Convert to fraction form
    14,351.36/21,546.24 = 13,884.80/x
  3. Step 3: Cross multiply
    14,351.36x = 21,546.24 × 13,884.80
  4. Step 4: Simplify right side
    14,351.36x = 299,165,233.15
  5. Step 5: Solve for x
    x = 299,165,233.15/14,351.36
  6. Step 6: Final answer
    x = 20,845.78

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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.