Home / 8,762-13,112

Finding the Third Proportional to 8,762 and 13,112

Calculator

Solution

The third proportional to 8,762 and 13,112 is: 19,621.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762 : 13,112 = 13,112 : x
  2. Step 2: Convert to fraction form
    8,762/13,112 = 13,112/x
  3. Step 3: Cross multiply
    8,762x = 13,112 × 13,112
  4. Step 4: Simplify right side
    8,762x = 171,924,544
  5. Step 5: Solve for x
    x = 171,924,544/8,762
  6. Step 6: Final answer
    x = 19,621.61

Related Problems

Find third proportional to 4,381 and 6,556
Half scale
Find third proportional to 17,524 and 26,224
Double scale
Find third proportional to 8,764 and 13,115
Similar ratio
Find third proportional to 13,143 and 19,668
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.