Home / 30,043-43,515

Finding the Third Proportional to 30,043 and 43,515

Calculator

Solution

The third proportional to 30,043 and 43,515 is: 63,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043 : 43,515 = 43,515 : x
  2. Step 2: Convert to fraction form
    30,043/43,515 = 43,515/x
  3. Step 3: Cross multiply
    30,043x = 43,515 × 43,515
  4. Step 4: Simplify right side
    30,043x = 1,893,555,225
  5. Step 5: Solve for x
    x = 1,893,555,225/30,043
  6. Step 6: Final answer
    x = 63,028.17

Related Problems

Find third proportional to 15,021.50 and 21,757.50
Half scale
Find third proportional to 60,086 and 87,030
Double scale
Find third proportional to 30,045 and 43,518
Similar ratio
Find third proportional to 45,064.50 and 65,272.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.