Home / 25,426-39,688

Finding the Third Proportional to 25,426 and 39,688

Calculator

Solution

The third proportional to 25,426 and 39,688 is: 61,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426 : 39,688 = 39,688 : x
  2. Step 2: Convert to fraction form
    25,426/39,688 = 39,688/x
  3. Step 3: Cross multiply
    25,426x = 39,688 × 39,688
  4. Step 4: Simplify right side
    25,426x = 1,575,137,344
  5. Step 5: Solve for x
    x = 1,575,137,344/25,426
  6. Step 6: Final answer
    x = 61,949.87

Related Problems

Find third proportional to 12,713 and 19,844
Half scale
Find third proportional to 50,852 and 79,376
Double scale
Find third proportional to 25,428 and 39,691
Similar ratio
Find third proportional to 38,139 and 59,532
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.