Home / 15,203-23,129

Finding the Third Proportional to 15,203 and 23,129

Calculator

Solution

The third proportional to 15,203 and 23,129 is: 35,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203 : 23,129 = 23,129 : x
  2. Step 2: Convert to fraction form
    15,203/23,129 = 23,129/x
  3. Step 3: Cross multiply
    15,203x = 23,129 × 23,129
  4. Step 4: Simplify right side
    15,203x = 534,950,641
  5. Step 5: Solve for x
    x = 534,950,641/15,203
  6. Step 6: Final answer
    x = 35,187.18

Related Problems

Find third proportional to 7,601.50 and 11,564.50
Half scale
Find third proportional to 30,406 and 46,258
Double scale
Find third proportional to 15,205 and 23,132
Similar ratio
Find third proportional to 22,804.50 and 34,693.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.