Home / 56,863.36-78,471.24-31,712.84

Finding the Fourth Proportional to 56,863.36, 78,471.24 and 31,712.84

Calculator

Solution

The fourth proportional to 56,863.36, 78,471.24 and 31,712.84 is: 43,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,863.36 : 78,471.24 = 31,712.84 : x
  2. Step 2: Convert to fraction form
    56,863.36/78,471.24 = 31,712.84/x
  3. Step 3: Cross multiply
    56,863.36x = 78,471.24 × 31,712.84
  4. Step 4: Simplify right side
    56,863.36x = 2,488,545,878.72
  5. Step 5: Solve for x
    x = 2,488,545,878.72/56,863.36
  6. Step 6: Final answer
    x = 43,763.61

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.