Home / 13,597.68-18,763.60-7,628.48

Finding the Fourth Proportional to 13,597.68, 18,763.60 and 7,628.48

Calculator

Solution

The fourth proportional to 13,597.68, 18,763.60 and 7,628.48 is: 10,526.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.68 : 18,763.60 = 7,628.48 : x
  2. Step 2: Convert to fraction form
    13,597.68/18,763.60 = 7,628.48/x
  3. Step 3: Cross multiply
    13,597.68x = 18,763.60 × 7,628.48
  4. Step 4: Simplify right side
    13,597.68x = 143,137,747.33
  5. Step 5: Solve for x
    x = 143,137,747.33/13,597.68
  6. Step 6: Final answer
    x = 10,526.63

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.