Home / 31,392.72-43,320.60-17,245.26

Finding the Fourth Proportional to 31,392.72, 43,320.60 and 17,245.26

Calculator

Solution

The fourth proportional to 31,392.72, 43,320.60 and 17,245.26 is: 23,797.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,392.72 : 43,320.60 = 17,245.26 : x
  2. Step 2: Convert to fraction form
    31,392.72/43,320.60 = 17,245.26/x
  3. Step 3: Cross multiply
    31,392.72x = 43,320.60 × 17,245.26
  4. Step 4: Simplify right side
    31,392.72x = 747,075,010.36
  5. Step 5: Solve for x
    x = 747,075,010.36/31,392.72
  6. Step 6: Final answer
    x = 23,797.72

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.