Home / 37,405.39-51,619.41-20,638.39

Finding the Fourth Proportional to 37,405.39, 51,619.41 and 20,638.39

Calculator

Solution

The fourth proportional to 37,405.39, 51,619.41 and 20,638.39 is: 28,480.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,405.39 : 51,619.41 = 20,638.39 : x
  2. Step 2: Convert to fraction form
    37,405.39/51,619.41 = 20,638.39/x
  3. Step 3: Cross multiply
    37,405.39x = 51,619.41 × 20,638.39
  4. Step 4: Simplify right side
    37,405.39x = 1,065,341,515.15
  5. Step 5: Solve for x
    x = 1,065,341,515.15/37,405.39
  6. Step 6: Final answer
    x = 28,480.96

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.