Home / 13,116-19,170

Finding the Third Proportional to 13,116 and 19,170

Calculator

Solution

The third proportional to 13,116 and 19,170 is: 28,018.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116 : 19,170 = 19,170 : x
  2. Step 2: Convert to fraction form
    13,116/19,170 = 19,170/x
  3. Step 3: Cross multiply
    13,116x = 19,170 × 19,170
  4. Step 4: Simplify right side
    13,116x = 367,488,900
  5. Step 5: Solve for x
    x = 367,488,900/13,116
  6. Step 6: Final answer
    x = 28,018.37

Related Problems

Find third proportional to 6,558 and 9,585
Half scale
Find third proportional to 26,232 and 38,340
Double scale
Find third proportional to 13,118 and 19,173
Similar ratio
Find third proportional to 19,674 and 28,755
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.