Home / 14,622.24-21,928.18-4,759.68

Finding the Fourth Proportional to 14,622.24, 21,928.18 and 4,759.68

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Solution

The fourth proportional to 14,622.24, 21,928.18 and 4,759.68 is: 7,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.24 : 21,928.18 = 4,759.68 : x
  2. Step 2: Convert to fraction form
    14,622.24/21,928.18 = 4,759.68/x
  3. Step 3: Cross multiply
    14,622.24x = 21,928.18 × 4,759.68
  4. Step 4: Simplify right side
    14,622.24x = 104,371,119.78
  5. Step 5: Solve for x
    x = 104,371,119.78/14,622.24
  6. Step 6: Final answer
    x = 7,137.83

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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.