Home / 19,470-40,884

Finding the Third Proportional to 19,470 and 40,884

Calculator

Solution

The third proportional to 19,470 and 40,884 is: 85,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470 : 40,884 = 40,884 : x
  2. Step 2: Convert to fraction form
    19,470/40,884 = 40,884/x
  3. Step 3: Cross multiply
    19,470x = 40,884 × 40,884
  4. Step 4: Simplify right side
    19,470x = 1,671,501,456
  5. Step 5: Solve for x
    x = 1,671,501,456/19,470
  6. Step 6: Final answer
    x = 85,850.10

Related Problems

Find third proportional to 9,735 and 20,442
Half scale
Find third proportional to 38,940 and 81,768
Double scale
Find third proportional to 19,472 and 40,888
Similar ratio
Find third proportional to 29,205 and 61,326
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.