Home / 43,274.87-64,914.67-13,690.51

Finding the Fourth Proportional to 43,274.87, 64,914.67 and 13,690.51

Calculator

Solution

The fourth proportional to 43,274.87, 64,914.67 and 13,690.51 is: 20,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,274.87 : 64,914.67 = 13,690.51 : x
  2. Step 2: Convert to fraction form
    43,274.87/64,914.67 = 13,690.51/x
  3. Step 3: Cross multiply
    43,274.87x = 64,914.67 × 13,690.51
  4. Step 4: Simplify right side
    43,274.87x = 888,714,938.78
  5. Step 5: Solve for x
    x = 888,714,938.78/43,274.87
  6. Step 6: Final answer
    x = 20,536.51

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.