Home / 17,419.50-36,909

Finding the Third Proportional to 17,419.50 and 36,909

Calculator

Solution

The third proportional to 17,419.50 and 36,909 is: 78,203.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,419.50 : 36,909 = 36,909 : x
  2. Step 2: Convert to fraction form
    17,419.50/36,909 = 36,909/x
  3. Step 3: Cross multiply
    17,419.50x = 36,909 × 36,909
  4. Step 4: Simplify right side
    17,419.50x = 1,362,274,281
  5. Step 5: Solve for x
    x = 1,362,274,281/17,419.50
  6. Step 6: Final answer
    x = 78,203.98

Related Problems

Find third proportional to 8,709.75 and 18,454.50
Half scale
Find third proportional to 34,839 and 73,818
Double scale
Find third proportional to 17,422 and 36,913
Similar ratio
Find third proportional to 26,129.25 and 55,363.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.