Home / 20,954-47,387

Finding the Third Proportional to 20,954 and 47,387

Calculator

Solution

The third proportional to 20,954 and 47,387 is: 107,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,954 : 47,387 = 47,387 : x
  2. Step 2: Convert to fraction form
    20,954/47,387 = 47,387/x
  3. Step 3: Cross multiply
    20,954x = 47,387 × 47,387
  4. Step 4: Simplify right side
    20,954x = 2,245,527,769
  5. Step 5: Solve for x
    x = 2,245,527,769/20,954
  6. Step 6: Final answer
    x = 107,164.64

Related Problems

Find third proportional to 10,477 and 23,693.50
Half scale
Find third proportional to 41,908 and 94,774
Double scale
Find third proportional to 20,956 and 47,392
Similar ratio
Find third proportional to 31,431 and 71,080.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.