Home / 21,318-33,442

Finding the Third Proportional to 21,318 and 33,442

Calculator

Solution

The third proportional to 21,318 and 33,442 is: 52,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,318 : 33,442 = 33,442 : x
  2. Step 2: Convert to fraction form
    21,318/33,442 = 33,442/x
  3. Step 3: Cross multiply
    21,318x = 33,442 × 33,442
  4. Step 4: Simplify right side
    21,318x = 1,118,367,364
  5. Step 5: Solve for x
    x = 1,118,367,364/21,318
  6. Step 6: Final answer
    x = 52,461.18

Related Problems

Find third proportional to 10,659 and 16,721
Half scale
Find third proportional to 42,636 and 66,884
Double scale
Find third proportional to 21,320 and 33,445
Similar ratio
Find third proportional to 31,977 and 50,163
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.