Home / 16,811.54-25,233.81-12,825.73

Finding the Fourth Proportional to 16,811.54, 25,233.81 and 12,825.73

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Solution

The fourth proportional to 16,811.54, 25,233.81 and 12,825.73 is: 19,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,811.54 : 25,233.81 = 12,825.73 : x
  2. Step 2: Convert to fraction form
    16,811.54/25,233.81 = 12,825.73/x
  3. Step 3: Cross multiply
    16,811.54x = 25,233.81 × 12,825.73
  4. Step 4: Simplify right side
    16,811.54x = 323,642,033.93
  5. Step 5: Solve for x
    x = 323,642,033.93/16,811.54
  6. Step 6: Final answer
    x = 19,251.18

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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.