Home / 9,440-20,330

Finding the Third Proportional to 9,440 and 20,330

Calculator

Solution

The third proportional to 9,440 and 20,330 is: 43,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440 : 20,330 = 20,330 : x
  2. Step 2: Convert to fraction form
    9,440/20,330 = 20,330/x
  3. Step 3: Cross multiply
    9,440x = 20,330 × 20,330
  4. Step 4: Simplify right side
    9,440x = 413,308,900
  5. Step 5: Solve for x
    x = 413,308,900/9,440
  6. Step 6: Final answer
    x = 43,782.72

Related Problems

Find third proportional to 4,720 and 10,165
Half scale
Find third proportional to 18,880 and 40,660
Double scale
Find third proportional to 9,442 and 20,334
Similar ratio
Find third proportional to 14,160 and 30,495
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.