Home / 14,258-20,538

Finding the Third Proportional to 14,258 and 20,538

Calculator

Solution

The third proportional to 14,258 and 20,538 is: 29,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258 : 20,538 = 20,538 : x
  2. Step 2: Convert to fraction form
    14,258/20,538 = 20,538/x
  3. Step 3: Cross multiply
    14,258x = 20,538 × 20,538
  4. Step 4: Simplify right side
    14,258x = 421,809,444
  5. Step 5: Solve for x
    x = 421,809,444/14,258
  6. Step 6: Final answer
    x = 29,584.05

Related Problems

Find third proportional to 7,129 and 10,269
Half scale
Find third proportional to 28,516 and 41,076
Double scale
Find third proportional to 14,260 and 20,541
Similar ratio
Find third proportional to 21,387 and 30,807
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.