Home / 22,620-31,257

Finding the Third Proportional to 22,620 and 31,257

Calculator

Solution

The third proportional to 22,620 and 31,257 is: 43,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,620 : 31,257 = 31,257 : x
  2. Step 2: Convert to fraction form
    22,620/31,257 = 31,257/x
  3. Step 3: Cross multiply
    22,620x = 31,257 × 31,257
  4. Step 4: Simplify right side
    22,620x = 977,000,049
  5. Step 5: Solve for x
    x = 977,000,049/22,620
  6. Step 6: Final answer
    x = 43,191.87

Related Problems

Find third proportional to 11,310 and 15,628.50
Half scale
Find third proportional to 45,240 and 62,514
Double scale
Find third proportional to 22,622 and 31,260
Similar ratio
Find third proportional to 33,930 and 46,885.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.