Home / 18,630.81-27,943.38-9,267.75

Finding the Fourth Proportional to 18,630.81, 27,943.38 and 9,267.75

Calculator

Solution

The fourth proportional to 18,630.81, 27,943.38 and 9,267.75 is: 13,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,630.81 : 27,943.38 = 9,267.75 : x
  2. Step 2: Convert to fraction form
    18,630.81/27,943.38 = 9,267.75/x
  3. Step 3: Cross multiply
    18,630.81x = 27,943.38 × 9,267.75
  4. Step 4: Simplify right side
    18,630.81x = 258,972,260.00
  5. Step 5: Solve for x
    x = 258,972,260.00/18,630.81
  6. Step 6: Final answer
    x = 13,900.21

Related Problems

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.