Home / 14,615.64-20,162.88-10,629.36

Finding the Fourth Proportional to 14,615.64, 20,162.88 and 10,629.36

Calculator

Solution

The fourth proportional to 14,615.64, 20,162.88 and 10,629.36 is: 14,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.64 : 20,162.88 = 10,629.36 : x
  2. Step 2: Convert to fraction form
    14,615.64/20,162.88 = 10,629.36/x
  3. Step 3: Cross multiply
    14,615.64x = 20,162.88 × 10,629.36
  4. Step 4: Simplify right side
    14,615.64x = 214,318,510.16
  5. Step 5: Solve for x
    x = 214,318,510.16/14,615.64
  6. Step 6: Final answer
    x = 14,663.64

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.