Home / 17,358-40,515

Finding the Third Proportional to 17,358 and 40,515

Calculator

Solution

The third proportional to 17,358 and 40,515 is: 94,565.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358 : 40,515 = 40,515 : x
  2. Step 2: Convert to fraction form
    17,358/40,515 = 40,515/x
  3. Step 3: Cross multiply
    17,358x = 40,515 × 40,515
  4. Step 4: Simplify right side
    17,358x = 1,641,465,225
  5. Step 5: Solve for x
    x = 1,641,465,225/17,358
  6. Step 6: Final answer
    x = 94,565.34

Related Problems

Find third proportional to 8,679 and 20,257.50
Half scale
Find third proportional to 34,716 and 81,030
Double scale
Find third proportional to 17,360 and 40,520
Similar ratio
Find third proportional to 26,037 and 60,772.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.