Home / 28,952.88-43,450.09-12,324.60

Finding the Fourth Proportional to 28,952.88, 43,450.09 and 12,324.60

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Solution

The fourth proportional to 28,952.88, 43,450.09 and 12,324.60 is: 18,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.88 : 43,450.09 = 12,324.60 : x
  2. Step 2: Convert to fraction form
    28,952.88/43,450.09 = 12,324.60/x
  3. Step 3: Cross multiply
    28,952.88x = 43,450.09 × 12,324.60
  4. Step 4: Simplify right side
    28,952.88x = 535,504,979.21
  5. Step 5: Solve for x
    x = 535,504,979.21/28,952.88
  6. Step 6: Final answer
    x = 18,495.74

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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.