Home / 28,418-45,397

Finding the Third Proportional to 28,418 and 45,397

Calculator

Solution

The third proportional to 28,418 and 45,397 is: 72,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,418 : 45,397 = 45,397 : x
  2. Step 2: Convert to fraction form
    28,418/45,397 = 45,397/x
  3. Step 3: Cross multiply
    28,418x = 45,397 × 45,397
  4. Step 4: Simplify right side
    28,418x = 2,060,887,609
  5. Step 5: Solve for x
    x = 2,060,887,609/28,418
  6. Step 6: Final answer
    x = 72,520.50

Related Problems

Find third proportional to 14,209 and 22,698.50
Half scale
Find third proportional to 56,836 and 90,794
Double scale
Find third proportional to 28,420 and 45,400
Similar ratio
Find third proportional to 42,627 and 68,095.50
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.