Home / 28,762.73-43,150.25-16,288.65

Finding the Fourth Proportional to 28,762.73, 43,150.25 and 16,288.65

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Solution

The fourth proportional to 28,762.73, 43,150.25 and 16,288.65 is: 24,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,762.73 : 43,150.25 = 16,288.65 : x
  2. Step 2: Convert to fraction form
    28,762.73/43,150.25 = 16,288.65/x
  3. Step 3: Cross multiply
    28,762.73x = 43,150.25 × 16,288.65
  4. Step 4: Simplify right side
    28,762.73x = 702,859,063.19
  5. Step 5: Solve for x
    x = 702,859,063.19/28,762.73
  6. Step 6: Final answer
    x = 24,436.46

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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.