Home / 28,818-43,819

Finding the Third Proportional to 28,818 and 43,819

Calculator

Solution

The third proportional to 28,818 and 43,819 is: 66,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818 : 43,819 = 43,819 : x
  2. Step 2: Convert to fraction form
    28,818/43,819 = 43,819/x
  3. Step 3: Cross multiply
    28,818x = 43,819 × 43,819
  4. Step 4: Simplify right side
    28,818x = 1,920,104,761
  5. Step 5: Solve for x
    x = 1,920,104,761/28,818
  6. Step 6: Final answer
    x = 66,628.66

Related Problems

Find third proportional to 14,409 and 21,909.50
Half scale
Find third proportional to 57,636 and 87,638
Double scale
Find third proportional to 28,820 and 43,822
Similar ratio
Find third proportional to 43,227 and 65,728.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.