Home / 28,566-42,679

Finding the Third Proportional to 28,566 and 42,679

Calculator

Solution

The third proportional to 28,566 and 42,679 is: 63,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566 : 42,679 = 42,679 : x
  2. Step 2: Convert to fraction form
    28,566/42,679 = 42,679/x
  3. Step 3: Cross multiply
    28,566x = 42,679 × 42,679
  4. Step 4: Simplify right side
    28,566x = 1,821,497,041
  5. Step 5: Solve for x
    x = 1,821,497,041/28,566
  6. Step 6: Final answer
    x = 63,764.51

Related Problems

Find third proportional to 14,283 and 21,339.50
Half scale
Find third proportional to 57,132 and 85,358
Double scale
Find third proportional to 28,568 and 42,682
Similar ratio
Find third proportional to 42,849 and 64,018.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.