Home / 25,443-39,442

Finding the Third Proportional to 25,443 and 39,442

Calculator

Solution

The third proportional to 25,443 and 39,442 is: 61,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443 : 39,442 = 39,442 : x
  2. Step 2: Convert to fraction form
    25,443/39,442 = 39,442/x
  3. Step 3: Cross multiply
    25,443x = 39,442 × 39,442
  4. Step 4: Simplify right side
    25,443x = 1,555,671,364
  5. Step 5: Solve for x
    x = 1,555,671,364/25,443
  6. Step 6: Final answer
    x = 61,143.39

Related Problems

Find third proportional to 12,721.50 and 19,721
Half scale
Find third proportional to 50,886 and 78,884
Double scale
Find third proportional to 25,445 and 39,445
Similar ratio
Find third proportional to 38,164.50 and 59,163
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.