Home / 15,561-23,918

Finding the Third Proportional to 15,561 and 23,918

Calculator

Solution

The third proportional to 15,561 and 23,918 is: 36,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561 : 23,918 = 23,918 : x
  2. Step 2: Convert to fraction form
    15,561/23,918 = 23,918/x
  3. Step 3: Cross multiply
    15,561x = 23,918 × 23,918
  4. Step 4: Simplify right side
    15,561x = 572,070,724
  5. Step 5: Solve for x
    x = 572,070,724/15,561
  6. Step 6: Final answer
    x = 36,763.11

Related Problems

Find third proportional to 7,780.50 and 11,959
Half scale
Find third proportional to 31,122 and 47,836
Double scale
Find third proportional to 15,563 and 23,921
Similar ratio
Find third proportional to 23,341.50 and 35,877
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.