Home / 48,756-73,134-11,820

Finding the Fourth Proportional to 48,756, 73,134 and 11,820

Calculator

Solution

The fourth proportional to 48,756, 73,134 and 11,820 is: 17,730

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,756 : 73,134 = 11,820 : x
  2. Step 2: Convert to fraction form
    48,756/73,134 = 11,820/x
  3. Step 3: Cross multiply
    48,756x = 73,134 × 11,820
  4. Step 4: Simplify right side
    48,756x = 864,443,880
  5. Step 5: Solve for x
    x = 864,443,880/48,756
  6. Step 6: Final answer
    x = 17,730

Related Problems

Find fourth proportional to 24,378, 36,567 and 5,910
Half scale
Find fourth proportional to 97,512, 146,268 and 23,640
Double scale
Find fourth proportional to 48,757, 73,135.50 and 11,821
Similar ratio
Find fourth proportional to 73,134, 109,701 and 17,730
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.