Home / 13,697.86-18,903.07-7,410.23

Finding the Fourth Proportional to 13,697.86, 18,903.07 and 7,410.23

Calculator

Solution

The fourth proportional to 13,697.86, 18,903.07 and 7,410.23 is: 10,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.86 : 18,903.07 = 7,410.23 : x
  2. Step 2: Convert to fraction form
    13,697.86/18,903.07 = 7,410.23/x
  3. Step 3: Cross multiply
    13,697.86x = 18,903.07 × 7,410.23
  4. Step 4: Simplify right side
    13,697.86x = 140,076,188.37
  5. Step 5: Solve for x
    x = 140,076,188.37/13,697.86
  6. Step 6: Final answer
    x = 10,226.14

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.