Home / 28,914.60-43,404.30-22,369.80

Finding the Fourth Proportional to 28,914.60, 43,404.30 and 22,369.80

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Solution

The fourth proportional to 28,914.60, 43,404.30 and 22,369.80 is: 33,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.60 : 43,404.30 = 22,369.80 : x
  2. Step 2: Convert to fraction form
    28,914.60/43,404.30 = 22,369.80/x
  3. Step 3: Cross multiply
    28,914.60x = 43,404.30 × 22,369.80
  4. Step 4: Simplify right side
    28,914.60x = 970,945,510.14
  5. Step 5: Solve for x
    x = 970,945,510.14/28,914.60
  6. Step 6: Final answer
    x = 33,579.77

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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.