Home / 13,245-20,526

Finding the Third Proportional to 13,245 and 20,526

Calculator

Solution

The third proportional to 13,245 and 20,526 is: 31,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245 : 20,526 = 20,526 : x
  2. Step 2: Convert to fraction form
    13,245/20,526 = 20,526/x
  3. Step 3: Cross multiply
    13,245x = 20,526 × 20,526
  4. Step 4: Simplify right side
    13,245x = 421,316,676
  5. Step 5: Solve for x
    x = 421,316,676/13,245
  6. Step 6: Final answer
    x = 31,809.49

Related Problems

Find third proportional to 6,622.50 and 10,263
Half scale
Find third proportional to 26,490 and 41,052
Double scale
Find third proportional to 13,247 and 20,529
Similar ratio
Find third proportional to 19,867.50 and 30,789
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.