Home / 9,772-20,240

Finding the Third Proportional to 9,772 and 20,240

Calculator

Solution

The third proportional to 9,772 and 20,240 is: 41,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772 : 20,240 = 20,240 : x
  2. Step 2: Convert to fraction form
    9,772/20,240 = 20,240/x
  3. Step 3: Cross multiply
    9,772x = 20,240 × 20,240
  4. Step 4: Simplify right side
    9,772x = 409,657,600
  5. Step 5: Solve for x
    x = 409,657,600/9,772
  6. Step 6: Final answer
    x = 41,921.57

Related Problems

Find third proportional to 4,886 and 10,120
Half scale
Find third proportional to 19,544 and 40,480
Double scale
Find third proportional to 9,774 and 20,244
Similar ratio
Find third proportional to 14,658 and 30,360
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.