Home / 17,240.75-25,873.97-12,808.63

Finding the Fourth Proportional to 17,240.75, 25,873.97 and 12,808.63

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Solution

The fourth proportional to 17,240.75, 25,873.97 and 12,808.63 is: 19,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,240.75 : 25,873.97 = 12,808.63 : x
  2. Step 2: Convert to fraction form
    17,240.75/25,873.97 = 12,808.63/x
  3. Step 3: Cross multiply
    17,240.75x = 25,873.97 × 12,808.63
  4. Step 4: Simplify right side
    17,240.75x = 331,410,076.66
  5. Step 5: Solve for x
    x = 331,410,076.66/17,240.75
  6. Step 6: Final answer
    x = 19,222.49

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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.