Home / 13,802.96-20,589.30-12,474.16

Finding the Fourth Proportional to 13,802.96, 20,589.30 and 12,474.16

Calculator

Solution

The fourth proportional to 13,802.96, 20,589.30 and 12,474.16 is: 18,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802.96 : 20,589.30 = 12,474.16 : x
  2. Step 2: Convert to fraction form
    13,802.96/20,589.30 = 12,474.16/x
  3. Step 3: Cross multiply
    13,802.96x = 20,589.30 × 12,474.16
  4. Step 4: Simplify right side
    13,802.96x = 256,834,222.49
  5. Step 5: Solve for x
    x = 256,834,222.49/13,802.96
  6. Step 6: Final answer
    x = 18,607.18

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.