Home / 7,818-13,623

Finding the Third Proportional to 7,818 and 13,623

Calculator

Solution

The third proportional to 7,818 and 13,623 is: 23,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818 : 13,623 = 13,623 : x
  2. Step 2: Convert to fraction form
    7,818/13,623 = 13,623/x
  3. Step 3: Cross multiply
    7,818x = 13,623 × 13,623
  4. Step 4: Simplify right side
    7,818x = 185,586,129
  5. Step 5: Solve for x
    x = 185,586,129/7,818
  6. Step 6: Final answer
    x = 23,738.31

Related Problems

Find third proportional to 3,909 and 6,811.50
Half scale
Find third proportional to 15,636 and 27,246
Double scale
Find third proportional to 7,820 and 13,626
Similar ratio
Find third proportional to 11,727 and 20,434.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.