Home / 18,624-40,344

Finding the Third Proportional to 18,624 and 40,344

Calculator

Solution

The third proportional to 18,624 and 40,344 is: 87,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624 : 40,344 = 40,344 : x
  2. Step 2: Convert to fraction form
    18,624/40,344 = 40,344/x
  3. Step 3: Cross multiply
    18,624x = 40,344 × 40,344
  4. Step 4: Simplify right side
    18,624x = 1,627,638,336
  5. Step 5: Solve for x
    x = 1,627,638,336/18,624
  6. Step 6: Final answer
    x = 87,394.67

Related Problems

Find third proportional to 9,312 and 20,172
Half scale
Find third proportional to 37,248 and 80,688
Double scale
Find third proportional to 18,626 and 40,348
Similar ratio
Find third proportional to 27,936 and 60,516
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.