Home / 35,299.88-48,705.20-19,986.78

Finding the Fourth Proportional to 35,299.88, 48,705.20 and 19,986.78

Calculator

Solution

The fourth proportional to 35,299.88, 48,705.20 and 19,986.78 is: 27,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,299.88 : 48,705.20 = 19,986.78 : x
  2. Step 2: Convert to fraction form
    35,299.88/48,705.20 = 19,986.78/x
  3. Step 3: Cross multiply
    35,299.88x = 48,705.20 × 19,986.78
  4. Step 4: Simplify right side
    35,299.88x = 973,459,863.97
  5. Step 5: Solve for x
    x = 973,459,863.97/35,299.88
  6. Step 6: Final answer
    x = 27,576.86

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.