Home / 14,250.33-21,375.23-3,719.52

Finding the Fourth Proportional to 14,250.33, 21,375.23 and 3,719.52

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Solution

The fourth proportional to 14,250.33, 21,375.23 and 3,719.52 is: 5,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.33 : 21,375.23 = 3,719.52 : x
  2. Step 2: Convert to fraction form
    14,250.33/21,375.23 = 3,719.52/x
  3. Step 3: Cross multiply
    14,250.33x = 21,375.23 × 3,719.52
  4. Step 4: Simplify right side
    14,250.33x = 79,505,576.89
  5. Step 5: Solve for x
    x = 79,505,576.89/14,250.33
  6. Step 6: Final answer
    x = 5,579.21

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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.