Home / 50,606-75,909-13,670

Finding the Fourth Proportional to 50,606, 75,909 and 13,670

Calculator

Solution

The fourth proportional to 50,606, 75,909 and 13,670 is: 20,505

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,606 : 75,909 = 13,670 : x
  2. Step 2: Convert to fraction form
    50,606/75,909 = 13,670/x
  3. Step 3: Cross multiply
    50,606x = 75,909 × 13,670
  4. Step 4: Simplify right side
    50,606x = 1,037,676,030
  5. Step 5: Solve for x
    x = 1,037,676,030/50,606
  6. Step 6: Final answer
    x = 20,505

Related Problems

Find fourth proportional to 25,303, 37,954.50 and 6,835
Half scale
Find fourth proportional to 101,212, 151,818 and 27,340
Double scale
Find fourth proportional to 50,607, 75,910.50 and 13,671
Similar ratio
Find fourth proportional to 75,909, 113,863.50 and 20,505
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.