Home / 14,482.72-21,723.70-4,622.60

Finding the Fourth Proportional to 14,482.72, 21,723.70 and 4,622.60

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Solution

The fourth proportional to 14,482.72, 21,723.70 and 4,622.60 is: 6,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.72 : 21,723.70 = 4,622.60 : x
  2. Step 2: Convert to fraction form
    14,482.72/21,723.70 = 4,622.60/x
  3. Step 3: Cross multiply
    14,482.72x = 21,723.70 × 4,622.60
  4. Step 4: Simplify right side
    14,482.72x = 100,419,975.62
  5. Step 5: Solve for x
    x = 100,419,975.62/14,482.72
  6. Step 6: Final answer
    x = 6,933.78

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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.