Home / 28,294-43,345

Finding the Third Proportional to 28,294 and 43,345

Calculator

Solution

The third proportional to 28,294 and 43,345 is: 66,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,294 : 43,345 = 43,345 : x
  2. Step 2: Convert to fraction form
    28,294/43,345 = 43,345/x
  3. Step 3: Cross multiply
    28,294x = 43,345 × 43,345
  4. Step 4: Simplify right side
    28,294x = 1,878,789,025
  5. Step 5: Solve for x
    x = 1,878,789,025/28,294
  6. Step 6: Final answer
    x = 66,402.38

Related Problems

Find third proportional to 14,147 and 21,672.50
Half scale
Find third proportional to 56,588 and 86,690
Double scale
Find third proportional to 28,296 and 43,348
Similar ratio
Find third proportional to 42,441 and 65,017.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.