Home / 14,622.49-21,928.56-4,759.93

Finding the Fourth Proportional to 14,622.49, 21,928.56 and 4,759.93

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Solution

The fourth proportional to 14,622.49, 21,928.56 and 4,759.93 is: 7,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622.49 : 21,928.56 = 4,759.93 : x
  2. Step 2: Convert to fraction form
    14,622.49/21,928.56 = 4,759.93/x
  3. Step 3: Cross multiply
    14,622.49x = 21,928.56 × 4,759.93
  4. Step 4: Simplify right side
    14,622.49x = 104,378,410.60
  5. Step 5: Solve for x
    x = 104,378,410.60/14,622.49
  6. Step 6: Final answer
    x = 7,138.21

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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.