Home / 36,028-53,109

Finding the Third Proportional to 36,028 and 53,109

Calculator

Solution

The third proportional to 36,028 and 53,109 is: 78,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028 : 53,109 = 53,109 : x
  2. Step 2: Convert to fraction form
    36,028/53,109 = 53,109/x
  3. Step 3: Cross multiply
    36,028x = 53,109 × 53,109
  4. Step 4: Simplify right side
    36,028x = 2,820,565,881
  5. Step 5: Solve for x
    x = 2,820,565,881/36,028
  6. Step 6: Final answer
    x = 78,288.16

Related Problems

Find third proportional to 18,014 and 26,554.50
Half scale
Find third proportional to 72,056 and 106,218
Double scale
Find third proportional to 36,030 and 53,112
Similar ratio
Find third proportional to 54,042 and 79,663.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.