Home / 31,011.22-42,796.61-17,765.78

Finding the Fourth Proportional to 31,011.22, 42,796.61 and 17,765.78

Calculator

Solution

The fourth proportional to 31,011.22, 42,796.61 and 17,765.78 is: 24,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.22 : 42,796.61 = 17,765.78 : x
  2. Step 2: Convert to fraction form
    31,011.22/42,796.61 = 17,765.78/x
  3. Step 3: Cross multiply
    31,011.22x = 42,796.61 × 17,765.78
  4. Step 4: Simplify right side
    31,011.22x = 760,315,158.01
  5. Step 5: Solve for x
    x = 760,315,158.01/31,011.22
  6. Step 6: Final answer
    x = 24,517.42

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.