Home / 32,708.80-45,138.36-18,561.88

Finding the Fourth Proportional to 32,708.80, 45,138.36 and 18,561.88

Calculator

Solution

The fourth proportional to 32,708.80, 45,138.36 and 18,561.88 is: 25,615.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,708.80 : 45,138.36 = 18,561.88 : x
  2. Step 2: Convert to fraction form
    32,708.80/45,138.36 = 18,561.88/x
  3. Step 3: Cross multiply
    32,708.80x = 45,138.36 × 18,561.88
  4. Step 4: Simplify right side
    32,708.80x = 837,852,821.72
  5. Step 5: Solve for x
    x = 837,852,821.72/32,708.80
  6. Step 6: Final answer
    x = 25,615.52

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.