Home / 15,856-25,328

Finding the Third Proportional to 15,856 and 25,328

Calculator

Solution

The third proportional to 15,856 and 25,328 is: 40,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,856 : 25,328 = 25,328 : x
  2. Step 2: Convert to fraction form
    15,856/25,328 = 25,328/x
  3. Step 3: Cross multiply
    15,856x = 25,328 × 25,328
  4. Step 4: Simplify right side
    15,856x = 641,507,584
  5. Step 5: Solve for x
    x = 641,507,584/15,856
  6. Step 6: Final answer
    x = 40,458.35

Related Problems

Find third proportional to 7,928 and 12,664
Half scale
Find third proportional to 31,712 and 50,656
Double scale
Find third proportional to 15,858 and 25,331
Similar ratio
Find third proportional to 23,784 and 37,992
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.