Home / 7,319-15,917

Finding the Third Proportional to 7,319 and 15,917

Calculator

Solution

The third proportional to 7,319 and 15,917 is: 34,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319 : 15,917 = 15,917 : x
  2. Step 2: Convert to fraction form
    7,319/15,917 = 15,917/x
  3. Step 3: Cross multiply
    7,319x = 15,917 × 15,917
  4. Step 4: Simplify right side
    7,319x = 253,350,889
  5. Step 5: Solve for x
    x = 253,350,889/7,319
  6. Step 6: Final answer
    x = 34,615.51

Related Problems

Find third proportional to 3,659.50 and 7,958.50
Half scale
Find third proportional to 14,638 and 31,834
Double scale
Find third proportional to 7,321 and 15,921
Similar ratio
Find third proportional to 10,978.50 and 23,875.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.