Home / 30,906-43,659

Finding the Third Proportional to 30,906 and 43,659

Calculator

Solution

The third proportional to 30,906 and 43,659 is: 61,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,906 : 43,659 = 43,659 : x
  2. Step 2: Convert to fraction form
    30,906/43,659 = 43,659/x
  3. Step 3: Cross multiply
    30,906x = 43,659 × 43,659
  4. Step 4: Simplify right side
    30,906x = 1,906,108,281
  5. Step 5: Solve for x
    x = 1,906,108,281/30,906
  6. Step 6: Final answer
    x = 61,674.38

Related Problems

Find third proportional to 15,453 and 21,829.50
Half scale
Find third proportional to 61,812 and 87,318
Double scale
Find third proportional to 30,908 and 43,662
Similar ratio
Find third proportional to 46,359 and 65,488.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.