Home / 15,890-22,347

Finding the Third Proportional to 15,890 and 22,347

Calculator

Solution

The third proportional to 15,890 and 22,347 is: 31,427.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,890 : 22,347 = 22,347 : x
  2. Step 2: Convert to fraction form
    15,890/22,347 = 22,347/x
  3. Step 3: Cross multiply
    15,890x = 22,347 × 22,347
  4. Step 4: Simplify right side
    15,890x = 499,388,409
  5. Step 5: Solve for x
    x = 499,388,409/15,890
  6. Step 6: Final answer
    x = 31,427.84

Related Problems

Find third proportional to 7,945 and 11,173.50
Half scale
Find third proportional to 31,780 and 44,694
Double scale
Find third proportional to 15,892 and 22,350
Similar ratio
Find third proportional to 23,835 and 33,520.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.