Home / 39,188.06-54,079.92-21,283.41

Finding the Fourth Proportional to 39,188.06, 54,079.92 and 21,283.41

Calculator

Solution

The fourth proportional to 39,188.06, 54,079.92 and 21,283.41 is: 29,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,188.06 : 54,079.92 = 21,283.41 : x
  2. Step 2: Convert to fraction form
    39,188.06/54,079.92 = 21,283.41/x
  3. Step 3: Cross multiply
    39,188.06x = 54,079.92 × 21,283.41
  4. Step 4: Simplify right side
    39,188.06x = 1,151,005,110.13
  5. Step 5: Solve for x
    x = 1,151,005,110.13/39,188.06
  6. Step 6: Final answer
    x = 29,371.32

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.