Home / 13,701.60-20,552.40-4,936.80

Finding the Fourth Proportional to 13,701.60, 20,552.40 and 4,936.80

Calculator

Solution

The fourth proportional to 13,701.60, 20,552.40 and 4,936.80 is: 7,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701.60 : 20,552.40 = 4,936.80 : x
  2. Step 2: Convert to fraction form
    13,701.60/20,552.40 = 4,936.80/x
  3. Step 3: Cross multiply
    13,701.60x = 20,552.40 × 4,936.80
  4. Step 4: Simplify right side
    13,701.60x = 101,463,088.32
  5. Step 5: Solve for x
    x = 101,463,088.32/13,701.60
  6. Step 6: Final answer
    x = 7,405.20

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.