Home / 28,938-43,399

Finding the Third Proportional to 28,938 and 43,399

Calculator

Solution

The third proportional to 28,938 and 43,399 is: 65,086.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,938 : 43,399 = 43,399 : x
  2. Step 2: Convert to fraction form
    28,938/43,399 = 43,399/x
  3. Step 3: Cross multiply
    28,938x = 43,399 × 43,399
  4. Step 4: Simplify right side
    28,938x = 1,883,473,201
  5. Step 5: Solve for x
    x = 1,883,473,201/28,938
  6. Step 6: Final answer
    x = 65,086.50

Related Problems

Find third proportional to 14,469 and 21,699.50
Half scale
Find third proportional to 57,876 and 86,798
Double scale
Find third proportional to 28,940 and 43,402
Similar ratio
Find third proportional to 43,407 and 65,098.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.