Home / 18,002-36,724

Finding the Third Proportional to 18,002 and 36,724

Calculator

Solution

The third proportional to 18,002 and 36,724 is: 74,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002 : 36,724 = 36,724 : x
  2. Step 2: Convert to fraction form
    18,002/36,724 = 36,724/x
  3. Step 3: Cross multiply
    18,002x = 36,724 × 36,724
  4. Step 4: Simplify right side
    18,002x = 1,348,652,176
  5. Step 5: Solve for x
    x = 1,348,652,176/18,002
  6. Step 6: Final answer
    x = 74,916.80

Related Problems

Find third proportional to 9,001 and 18,362
Half scale
Find third proportional to 36,004 and 73,448
Double scale
Find third proportional to 18,004 and 36,728
Similar ratio
Find third proportional to 27,003 and 55,086
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.