Home / 21,722-47,332

Finding the Third Proportional to 21,722 and 47,332

Calculator

Solution

The third proportional to 21,722 and 47,332 is: 103,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,722 : 47,332 = 47,332 : x
  2. Step 2: Convert to fraction form
    21,722/47,332 = 47,332/x
  3. Step 3: Cross multiply
    21,722x = 47,332 × 47,332
  4. Step 4: Simplify right side
    21,722x = 2,240,318,224
  5. Step 5: Solve for x
    x = 2,240,318,224/21,722
  6. Step 6: Final answer
    x = 103,135.91

Related Problems

Find third proportional to 10,861 and 23,666
Half scale
Find third proportional to 43,444 and 94,664
Double scale
Find third proportional to 21,724 and 47,336
Similar ratio
Find third proportional to 32,583 and 70,998
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.