Home / 14,241.56-21,359.84-3,850.88

Finding the Fourth Proportional to 14,241.56, 21,359.84 and 3,850.88

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Solution

The fourth proportional to 14,241.56, 21,359.84 and 3,850.88 is: 5,775.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.56 : 21,359.84 = 3,850.88 : x
  2. Step 2: Convert to fraction form
    14,241.56/21,359.84 = 3,850.88/x
  3. Step 3: Cross multiply
    14,241.56x = 21,359.84 × 3,850.88
  4. Step 4: Simplify right side
    14,241.56x = 82,254,054.61
  5. Step 5: Solve for x
    x = 82,254,054.61/14,241.56
  6. Step 6: Final answer
    x = 5,775.64

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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.