Home / 17,382.20-25,849.67-16,828.61

Finding the Fourth Proportional to 17,382.20, 25,849.67 and 16,828.61

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Solution

The fourth proportional to 17,382.20, 25,849.67 and 16,828.61 is: 25,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.20 : 25,849.67 = 16,828.61 : x
  2. Step 2: Convert to fraction form
    17,382.20/25,849.67 = 16,828.61/x
  3. Step 3: Cross multiply
    17,382.20x = 25,849.67 × 16,828.61
  4. Step 4: Simplify right side
    17,382.20x = 435,014,121.75
  5. Step 5: Solve for x
    x = 435,014,121.75/17,382.20
  6. Step 6: Final answer
    x = 25,026.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.