Home / 18,738-29,259

Finding the Third Proportional to 18,738 and 29,259

Calculator

Solution

The third proportional to 18,738 and 29,259 is: 45,687.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,738 : 29,259 = 29,259 : x
  2. Step 2: Convert to fraction form
    18,738/29,259 = 29,259/x
  3. Step 3: Cross multiply
    18,738x = 29,259 × 29,259
  4. Step 4: Simplify right side
    18,738x = 856,089,081
  5. Step 5: Solve for x
    x = 856,089,081/18,738
  6. Step 6: Final answer
    x = 45,687.32

Related Problems

Find third proportional to 9,369 and 14,629.50
Half scale
Find third proportional to 37,476 and 58,518
Double scale
Find third proportional to 18,740 and 29,262
Similar ratio
Find third proportional to 28,107 and 43,888.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.