Home / 16,857.07-23,262.75-9,405.07

Finding the Fourth Proportional to 16,857.07, 23,262.75 and 9,405.07

Calculator

Solution

The fourth proportional to 16,857.07, 23,262.75 and 9,405.07 is: 12,978.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.07 : 23,262.75 = 9,405.07 : x
  2. Step 2: Convert to fraction form
    16,857.07/23,262.75 = 9,405.07/x
  3. Step 3: Cross multiply
    16,857.07x = 23,262.75 × 9,405.07
  4. Step 4: Simplify right side
    16,857.07x = 218,787,792.14
  5. Step 5: Solve for x
    x = 218,787,792.14/16,857.07
  6. Step 6: Final answer
    x = 12,978.99

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.