Home / 7,661-15,814

Finding the Third Proportional to 7,661 and 15,814

Calculator

Solution

The third proportional to 7,661 and 15,814 is: 32,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661 : 15,814 = 15,814 : x
  2. Step 2: Convert to fraction form
    7,661/15,814 = 15,814/x
  3. Step 3: Cross multiply
    7,661x = 15,814 × 15,814
  4. Step 4: Simplify right side
    7,661x = 250,082,596
  5. Step 5: Solve for x
    x = 250,082,596/7,661
  6. Step 6: Final answer
    x = 32,643.60

Related Problems

Find third proportional to 3,830.50 and 7,907
Half scale
Find third proportional to 15,322 and 31,628
Double scale
Find third proportional to 7,663 and 15,818
Similar ratio
Find third proportional to 11,491.50 and 23,721
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.