Home / 14,052.88-21,080.44-3,664.72

Finding the Fourth Proportional to 14,052.88, 21,080.44 and 3,664.72

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Solution

The fourth proportional to 14,052.88, 21,080.44 and 3,664.72 is: 5,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.88 : 21,080.44 = 3,664.72 : x
  2. Step 2: Convert to fraction form
    14,052.88/21,080.44 = 3,664.72/x
  3. Step 3: Cross multiply
    14,052.88x = 21,080.44 × 3,664.72
  4. Step 4: Simplify right side
    14,052.88x = 77,253,910.08
  5. Step 5: Solve for x
    x = 77,253,910.08/14,052.88
  6. Step 6: Final answer
    x = 5,497.37

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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.