Home / 10,230-15,643

Finding the Third Proportional to 10,230 and 15,643

Calculator

Solution

The third proportional to 10,230 and 15,643 is: 23,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230 : 15,643 = 15,643 : x
  2. Step 2: Convert to fraction form
    10,230/15,643 = 15,643/x
  3. Step 3: Cross multiply
    10,230x = 15,643 × 15,643
  4. Step 4: Simplify right side
    10,230x = 244,703,449
  5. Step 5: Solve for x
    x = 244,703,449/10,230
  6. Step 6: Final answer
    x = 23,920.18

Related Problems

Find third proportional to 5,115 and 7,821.50
Half scale
Find third proportional to 20,460 and 31,286
Double scale
Find third proportional to 10,232 and 15,646
Similar ratio
Find third proportional to 15,345 and 23,464.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.