Home / 14,771-20,415

Finding the Third Proportional to 14,771 and 20,415

Calculator

Solution

The third proportional to 14,771 and 20,415 is: 28,215.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771 : 20,415 = 20,415 : x
  2. Step 2: Convert to fraction form
    14,771/20,415 = 20,415/x
  3. Step 3: Cross multiply
    14,771x = 20,415 × 20,415
  4. Step 4: Simplify right side
    14,771x = 416,772,225
  5. Step 5: Solve for x
    x = 416,772,225/14,771
  6. Step 6: Final answer
    x = 28,215.57

Related Problems

Find third proportional to 7,385.50 and 10,207.50
Half scale
Find third proportional to 29,542 and 40,830
Double scale
Find third proportional to 14,773 and 20,418
Similar ratio
Find third proportional to 22,156.50 and 30,622.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.