Home / 14,620.52-21,928.49-4,759.73

Finding the Fourth Proportional to 14,620.52, 21,928.49 and 4,759.73

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Solution

The fourth proportional to 14,620.52, 21,928.49 and 4,759.73 is: 7,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.52 : 21,928.49 = 4,759.73 : x
  2. Step 2: Convert to fraction form
    14,620.52/21,928.49 = 4,759.73/x
  3. Step 3: Cross multiply
    14,620.52x = 21,928.49 × 4,759.73
  4. Step 4: Simplify right side
    14,620.52x = 104,373,691.71
  5. Step 5: Solve for x
    x = 104,373,691.71/14,620.52
  6. Step 6: Final answer
    x = 7,138.85

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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.