Home / 7,180-15,459

Finding the Third Proportional to 7,180 and 15,459

Calculator

Solution

The third proportional to 7,180 and 15,459 is: 33,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180 : 15,459 = 15,459 : x
  2. Step 2: Convert to fraction form
    7,180/15,459 = 15,459/x
  3. Step 3: Cross multiply
    7,180x = 15,459 × 15,459
  4. Step 4: Simplify right side
    7,180x = 238,980,681
  5. Step 5: Solve for x
    x = 238,980,681/7,180
  6. Step 6: Final answer
    x = 33,284.22

Related Problems

Find third proportional to 3,590 and 7,729.50
Half scale
Find third proportional to 14,360 and 30,918
Double scale
Find third proportional to 7,182 and 15,463
Similar ratio
Find third proportional to 10,770 and 23,188.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.