Home / 25,991-56,129

Finding the Third Proportional to 25,991 and 56,129

Calculator

Solution

The third proportional to 25,991 and 56,129 is: 121,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,991 : 56,129 = 56,129 : x
  2. Step 2: Convert to fraction form
    25,991/56,129 = 56,129/x
  3. Step 3: Cross multiply
    25,991x = 56,129 × 56,129
  4. Step 4: Simplify right side
    25,991x = 3,150,464,641
  5. Step 5: Solve for x
    x = 3,150,464,641/25,991
  6. Step 6: Final answer
    x = 121,213.68

Related Problems

Find third proportional to 12,995.50 and 28,064.50
Half scale
Find third proportional to 51,982 and 112,258
Double scale
Find third proportional to 25,993 and 56,133
Similar ratio
Find third proportional to 38,986.50 and 84,193.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.