Home / 9,408-21,875

Finding the Third Proportional to 9,408 and 21,875

Calculator

Solution

The third proportional to 9,408 and 21,875 is: 50,862.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408 : 21,875 = 21,875 : x
  2. Step 2: Convert to fraction form
    9,408/21,875 = 21,875/x
  3. Step 3: Cross multiply
    9,408x = 21,875 × 21,875
  4. Step 4: Simplify right side
    9,408x = 478,515,625
  5. Step 5: Solve for x
    x = 478,515,625/9,408
  6. Step 6: Final answer
    x = 50,862.63

Related Problems

Find third proportional to 4,704 and 10,937.50
Half scale
Find third proportional to 18,816 and 43,750
Double scale
Find third proportional to 9,410 and 21,880
Similar ratio
Find third proportional to 14,112 and 32,812.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.