Home / 13,009.50-20,136

Finding the Third Proportional to 13,009.50 and 20,136

Calculator

Solution

The third proportional to 13,009.50 and 20,136 is: 31,166.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,009.50 : 20,136 = 20,136 : x
  2. Step 2: Convert to fraction form
    13,009.50/20,136 = 20,136/x
  3. Step 3: Cross multiply
    13,009.50x = 20,136 × 20,136
  4. Step 4: Simplify right side
    13,009.50x = 405,458,496
  5. Step 5: Solve for x
    x = 405,458,496/13,009.50
  6. Step 6: Final answer
    x = 31,166.34

Related Problems

Find third proportional to 6,504.75 and 10,068
Half scale
Find third proportional to 26,019 and 40,272
Double scale
Find third proportional to 13,012 and 20,139
Similar ratio
Find third proportional to 19,514.25 and 30,204
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.