Home / 28,226-43,311

Finding the Third Proportional to 28,226 and 43,311

Calculator

Solution

The third proportional to 28,226 and 43,311 is: 66,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226 : 43,311 = 43,311 : x
  2. Step 2: Convert to fraction form
    28,226/43,311 = 43,311/x
  3. Step 3: Cross multiply
    28,226x = 43,311 × 43,311
  4. Step 4: Simplify right side
    28,226x = 1,875,842,721
  5. Step 5: Solve for x
    x = 1,875,842,721/28,226
  6. Step 6: Final answer
    x = 66,457.97

Related Problems

Find third proportional to 14,113 and 21,655.50
Half scale
Find third proportional to 56,452 and 86,622
Double scale
Find third proportional to 28,228 and 43,314
Similar ratio
Find third proportional to 42,339 and 64,966.50
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.