Home / 21,652-47,272

Finding the Third Proportional to 21,652 and 47,272

Calculator

Solution

The third proportional to 21,652 and 47,272 is: 103,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652 : 47,272 = 47,272 : x
  2. Step 2: Convert to fraction form
    21,652/47,272 = 47,272/x
  3. Step 3: Cross multiply
    21,652x = 47,272 × 47,272
  4. Step 4: Simplify right side
    21,652x = 2,234,641,984
  5. Step 5: Solve for x
    x = 2,234,641,984/21,652
  6. Step 6: Final answer
    x = 103,207.19

Related Problems

Find third proportional to 10,826 and 23,636
Half scale
Find third proportional to 43,304 and 94,544
Double scale
Find third proportional to 21,654 and 47,276
Similar ratio
Find third proportional to 32,478 and 70,908
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.