Home / 14,664.03-21,979.52-7,273.79

Finding the Fourth Proportional to 14,664.03, 21,979.52 and 7,273.79

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Solution

The fourth proportional to 14,664.03, 21,979.52 and 7,273.79 is: 10,902.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.03 : 21,979.52 = 7,273.79 : x
  2. Step 2: Convert to fraction form
    14,664.03/21,979.52 = 7,273.79/x
  3. Step 3: Cross multiply
    14,664.03x = 21,979.52 × 7,273.79
  4. Step 4: Simplify right side
    14,664.03x = 159,874,321.07
  5. Step 5: Solve for x
    x = 159,874,321.07/14,664.03
  6. Step 6: Final answer
    x = 10,902.48

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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.