Home / 23,855.54-32,920.47-13,245.21

Finding the Fourth Proportional to 23,855.54, 32,920.47 and 13,245.21

Calculator

Solution

The fourth proportional to 23,855.54, 32,920.47 and 13,245.21 is: 18,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.54 : 32,920.47 = 13,245.21 : x
  2. Step 2: Convert to fraction form
    23,855.54/32,920.47 = 13,245.21/x
  3. Step 3: Cross multiply
    23,855.54x = 32,920.47 × 13,245.21
  4. Step 4: Simplify right side
    23,855.54x = 436,038,538.45
  5. Step 5: Solve for x
    x = 436,038,538.45/23,855.54
  6. Step 6: Final answer
    x = 18,278.30

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.