Home / 8,748-18,702

Finding the Third Proportional to 8,748 and 18,702

Calculator

Solution

The third proportional to 8,748 and 18,702 is: 39,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748 : 18,702 = 18,702 : x
  2. Step 2: Convert to fraction form
    8,748/18,702 = 18,702/x
  3. Step 3: Cross multiply
    8,748x = 18,702 × 18,702
  4. Step 4: Simplify right side
    8,748x = 349,764,804
  5. Step 5: Solve for x
    x = 349,764,804/8,748
  6. Step 6: Final answer
    x = 39,982.26

Related Problems

Find third proportional to 4,374 and 9,351
Half scale
Find third proportional to 17,496 and 37,404
Double scale
Find third proportional to 8,750 and 18,706
Similar ratio
Find third proportional to 13,122 and 28,053
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.