Home / 14,448.92-21,664.30-5,673.64

Finding the Fourth Proportional to 14,448.92, 21,664.30 and 5,673.64

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Solution

The fourth proportional to 14,448.92, 21,664.30 and 5,673.64 is: 8,506.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.92 : 21,664.30 = 5,673.64 : x
  2. Step 2: Convert to fraction form
    14,448.92/21,664.30 = 5,673.64/x
  3. Step 3: Cross multiply
    14,448.92x = 21,664.30 × 5,673.64
  4. Step 4: Simplify right side
    14,448.92x = 122,915,439.05
  5. Step 5: Solve for x
    x = 122,915,439.05/14,448.92
  6. Step 6: Final answer
    x = 8,506.89

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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.