Home / 17,112.08-25,653.13-8,222.99

Finding the Fourth Proportional to 17,112.08, 25,653.13 and 8,222.99

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Solution

The fourth proportional to 17,112.08, 25,653.13 and 8,222.99 is: 12,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.08 : 25,653.13 = 8,222.99 : x
  2. Step 2: Convert to fraction form
    17,112.08/25,653.13 = 8,222.99/x
  3. Step 3: Cross multiply
    17,112.08x = 25,653.13 × 8,222.99
  4. Step 4: Simplify right side
    17,112.08x = 210,945,282.64
  5. Step 5: Solve for x
    x = 210,945,282.64/17,112.08
  6. Step 6: Final answer
    x = 12,327.27

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1.5x scale

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.