Home / 28,400-58,621

Finding the Third Proportional to 28,400 and 58,621

Calculator

Solution

The third proportional to 28,400 and 58,621 is: 121,000.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,400 : 58,621 = 58,621 : x
  2. Step 2: Convert to fraction form
    28,400/58,621 = 58,621/x
  3. Step 3: Cross multiply
    28,400x = 58,621 × 58,621
  4. Step 4: Simplify right side
    28,400x = 3,436,421,641
  5. Step 5: Solve for x
    x = 3,436,421,641/28,400
  6. Step 6: Final answer
    x = 121,000.76

Related Problems

Find third proportional to 14,200 and 29,310.50
Half scale
Find third proportional to 56,800 and 117,242
Double scale
Find third proportional to 28,402 and 58,625
Similar ratio
Find third proportional to 42,600 and 87,931.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.