Home / 25,280-39,372

Finding the Third Proportional to 25,280 and 39,372

Calculator

Solution

The third proportional to 25,280 and 39,372 is: 61,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280 : 39,372 = 39,372 : x
  2. Step 2: Convert to fraction form
    25,280/39,372 = 39,372/x
  3. Step 3: Cross multiply
    25,280x = 39,372 × 39,372
  4. Step 4: Simplify right side
    25,280x = 1,550,154,384
  5. Step 5: Solve for x
    x = 1,550,154,384/25,280
  6. Step 6: Final answer
    x = 61,319.40

Related Problems

Find third proportional to 12,640 and 19,686
Half scale
Find third proportional to 50,560 and 78,744
Double scale
Find third proportional to 25,282 and 39,375
Similar ratio
Find third proportional to 37,920 and 59,058
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.