Home / 20,313.54-30,474.12-9,221.00

Finding the Fourth Proportional to 20,313.54, 30,474.12 and 9,221.00

Calculator

Solution

The fourth proportional to 20,313.54, 30,474.12 and 9,221.00 is: 13,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,313.54 : 30,474.12 = 9,221.00 : x
  2. Step 2: Convert to fraction form
    20,313.54/30,474.12 = 9,221.00/x
  3. Step 3: Cross multiply
    20,313.54x = 30,474.12 × 9,221.00
  4. Step 4: Simplify right side
    20,313.54x = 281,001,913.65
  5. Step 5: Solve for x
    x = 281,001,913.65/20,313.54
  6. Step 6: Final answer
    x = 13,833.24

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.