Home / 20,268-30,982

Finding the Third Proportional to 20,268 and 30,982

Calculator

Solution

The third proportional to 20,268 and 30,982 is: 47,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268 : 30,982 = 30,982 : x
  2. Step 2: Convert to fraction form
    20,268/30,982 = 30,982/x
  3. Step 3: Cross multiply
    20,268x = 30,982 × 30,982
  4. Step 4: Simplify right side
    20,268x = 959,884,324
  5. Step 5: Solve for x
    x = 959,884,324/20,268
  6. Step 6: Final answer
    x = 47,359.60

Related Problems

Find third proportional to 10,134 and 15,491
Half scale
Find third proportional to 40,536 and 61,964
Double scale
Find third proportional to 20,270 and 30,985
Similar ratio
Find third proportional to 30,402 and 46,473
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.