Home / 33,904.50-50,856.75-13,128

Finding the Fourth Proportional to 33,904.50, 50,856.75 and 13,128

Calculator

Solution

The fourth proportional to 33,904.50, 50,856.75 and 13,128 is: 19,692

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,904.50 : 50,856.75 = 13,128 : x
  2. Step 2: Convert to fraction form
    33,904.50/50,856.75 = 13,128/x
  3. Step 3: Cross multiply
    33,904.50x = 50,856.75 × 13,128
  4. Step 4: Simplify right side
    33,904.50x = 667,647,414
  5. Step 5: Solve for x
    x = 667,647,414/33,904.50
  6. Step 6: Final answer
    x = 19,692

Related Problems

Find fourth proportional to 16,952.25, 25,428.38 and 6,564
Half scale
Find fourth proportional to 67,809, 101,713.50 and 26,256
Double scale
Find fourth proportional to 33,905.50, 50,858.25 and 13,129
Similar ratio
Find fourth proportional to 50,856.75, 76,285.13 and 19,692
1.5x scale

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.