Home / 28,377-40,806

Finding the Third Proportional to 28,377 and 40,806

Calculator

Solution

The third proportional to 28,377 and 40,806 is: 58,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377 : 40,806 = 40,806 : x
  2. Step 2: Convert to fraction form
    28,377/40,806 = 40,806/x
  3. Step 3: Cross multiply
    28,377x = 40,806 × 40,806
  4. Step 4: Simplify right side
    28,377x = 1,665,129,636
  5. Step 5: Solve for x
    x = 1,665,129,636/28,377
  6. Step 6: Final answer
    x = 58,678.85

Related Problems

Find third proportional to 14,188.50 and 20,403
Half scale
Find third proportional to 56,754 and 81,612
Double scale
Find third proportional to 28,379 and 40,809
Similar ratio
Find third proportional to 42,565.50 and 61,209
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.