Home / 7,152-12,608

Finding the Third Proportional to 7,152 and 12,608

Calculator

Solution

The third proportional to 7,152 and 12,608 is: 22,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152 : 12,608 = 12,608 : x
  2. Step 2: Convert to fraction form
    7,152/12,608 = 12,608/x
  3. Step 3: Cross multiply
    7,152x = 12,608 × 12,608
  4. Step 4: Simplify right side
    7,152x = 158,961,664
  5. Step 5: Solve for x
    x = 158,961,664/7,152
  6. Step 6: Final answer
    x = 22,226.18

Related Problems

Find third proportional to 3,576 and 6,304
Half scale
Find third proportional to 14,304 and 25,216
Double scale
Find third proportional to 7,154 and 12,612
Similar ratio
Find third proportional to 10,728 and 18,912
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.