Home / 14,512.20-21,770.96-4,653.96

Finding the Fourth Proportional to 14,512.20, 21,770.96 and 4,653.96

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Solution

The fourth proportional to 14,512.20, 21,770.96 and 4,653.96 is: 6,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.20 : 21,770.96 = 4,653.96 : x
  2. Step 2: Convert to fraction form
    14,512.20/21,770.96 = 4,653.96/x
  3. Step 3: Cross multiply
    14,512.20x = 21,770.96 × 4,653.96
  4. Step 4: Simplify right side
    14,512.20x = 101,321,177.00
  5. Step 5: Solve for x
    x = 101,321,177.00/14,512.20
  6. Step 6: Final answer
    x = 6,981.79

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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.