Home / 21,139-32,717

Finding the Third Proportional to 21,139 and 32,717

Calculator

Solution

The third proportional to 21,139 and 32,717 is: 50,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,139 : 32,717 = 32,717 : x
  2. Step 2: Convert to fraction form
    21,139/32,717 = 32,717/x
  3. Step 3: Cross multiply
    21,139x = 32,717 × 32,717
  4. Step 4: Simplify right side
    21,139x = 1,070,402,089
  5. Step 5: Solve for x
    x = 1,070,402,089/21,139
  6. Step 6: Final answer
    x = 50,636.36

Related Problems

Find third proportional to 10,569.50 and 16,358.50
Half scale
Find third proportional to 42,278 and 65,434
Double scale
Find third proportional to 21,141 and 32,720
Similar ratio
Find third proportional to 31,708.50 and 49,075.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.