Home / 21,588-47,620

Finding the Third Proportional to 21,588 and 47,620

Calculator

Solution

The third proportional to 21,588 and 47,620 is: 105,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588 : 47,620 = 47,620 : x
  2. Step 2: Convert to fraction form
    21,588/47,620 = 47,620/x
  3. Step 3: Cross multiply
    21,588x = 47,620 × 47,620
  4. Step 4: Simplify right side
    21,588x = 2,267,664,400
  5. Step 5: Solve for x
    x = 2,267,664,400/21,588
  6. Step 6: Final answer
    x = 105,042.82

Related Problems

Find third proportional to 10,794 and 23,810
Half scale
Find third proportional to 43,176 and 95,240
Double scale
Find third proportional to 21,590 and 47,624
Similar ratio
Find third proportional to 32,382 and 71,430
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.