Home / 28,396.65-39,187.49-16,467.02

Finding the Fourth Proportional to 28,396.65, 39,187.49 and 16,467.02

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Solution

The fourth proportional to 28,396.65, 39,187.49 and 16,467.02 is: 22,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396.65 : 39,187.49 = 16,467.02 : x
  2. Step 2: Convert to fraction form
    28,396.65/39,187.49 = 16,467.02/x
  3. Step 3: Cross multiply
    28,396.65x = 39,187.49 × 16,467.02
  4. Step 4: Simplify right side
    28,396.65x = 645,300,903.31
  5. Step 5: Solve for x
    x = 645,300,903.31/28,396.65
  6. Step 6: Final answer
    x = 22,724.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.