Home / 12,372.93-18,555.76-3,487.67

Finding the Fourth Proportional to 12,372.93, 18,555.76 and 3,487.67

Calculator

Solution

The fourth proportional to 12,372.93, 18,555.76 and 3,487.67 is: 5,230.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.93 : 18,555.76 = 3,487.67 : x
  2. Step 2: Convert to fraction form
    12,372.93/18,555.76 = 3,487.67/x
  3. Step 3: Cross multiply
    12,372.93x = 18,555.76 × 3,487.67
  4. Step 4: Simplify right side
    12,372.93x = 64,716,367.48
  5. Step 5: Solve for x
    x = 64,716,367.48/12,372.93
  6. Step 6: Final answer
    x = 5,230.48

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.