Home / 22,313.01-30,791.70-12,881.37

Finding the Fourth Proportional to 22,313.01, 30,791.70 and 12,881.37

Calculator

Solution

The fourth proportional to 22,313.01, 30,791.70 and 12,881.37 is: 17,776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.01 : 30,791.70 = 12,881.37 : x
  2. Step 2: Convert to fraction form
    22,313.01/30,791.70 = 12,881.37/x
  3. Step 3: Cross multiply
    22,313.01x = 30,791.70 × 12,881.37
  4. Step 4: Simplify right side
    22,313.01x = 396,639,280.63
  5. Step 5: Solve for x
    x = 396,639,280.63/22,313.01
  6. Step 6: Final answer
    x = 17,776.14

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.