Home / 8,146-18,140

Finding the Third Proportional to 8,146 and 18,140

Calculator

Solution

The third proportional to 8,146 and 18,140 is: 40,395.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146 : 18,140 = 18,140 : x
  2. Step 2: Convert to fraction form
    8,146/18,140 = 18,140/x
  3. Step 3: Cross multiply
    8,146x = 18,140 × 18,140
  4. Step 4: Simplify right side
    8,146x = 329,059,600
  5. Step 5: Solve for x
    x = 329,059,600/8,146
  6. Step 6: Final answer
    x = 40,395.24

Related Problems

Find third proportional to 4,073 and 9,070
Half scale
Find third proportional to 16,292 and 36,280
Double scale
Find third proportional to 8,148 and 18,144
Similar ratio
Find third proportional to 12,219 and 27,210
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.