Home / 8,258-15,688

Finding the Third Proportional to 8,258 and 15,688

Calculator

Solution

The third proportional to 8,258 and 15,688 is: 29,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258 : 15,688 = 15,688 : x
  2. Step 2: Convert to fraction form
    8,258/15,688 = 15,688/x
  3. Step 3: Cross multiply
    8,258x = 15,688 × 15,688
  4. Step 4: Simplify right side
    8,258x = 246,113,344
  5. Step 5: Solve for x
    x = 246,113,344/8,258
  6. Step 6: Final answer
    x = 29,803.02

Related Problems

Find third proportional to 4,129 and 7,844
Half scale
Find third proportional to 16,516 and 31,376
Double scale
Find third proportional to 8,260 and 15,692
Similar ratio
Find third proportional to 12,387 and 23,532
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.