Home / 7,486-15,880

Finding the Third Proportional to 7,486 and 15,880

Calculator

Solution

The third proportional to 7,486 and 15,880 is: 33,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486 : 15,880 = 15,880 : x
  2. Step 2: Convert to fraction form
    7,486/15,880 = 15,880/x
  3. Step 3: Cross multiply
    7,486x = 15,880 × 15,880
  4. Step 4: Simplify right side
    7,486x = 252,174,400
  5. Step 5: Solve for x
    x = 252,174,400/7,486
  6. Step 6: Final answer
    x = 33,686.13

Related Problems

Find third proportional to 3,743 and 7,940
Half scale
Find third proportional to 14,972 and 31,760
Double scale
Find third proportional to 7,488 and 15,884
Similar ratio
Find third proportional to 11,229 and 23,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.