Home / 21,156-44,688

Finding the Third Proportional to 21,156 and 44,688

Calculator

Solution

The third proportional to 21,156 and 44,688 is: 94,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,156 : 44,688 = 44,688 : x
  2. Step 2: Convert to fraction form
    21,156/44,688 = 44,688/x
  3. Step 3: Cross multiply
    21,156x = 44,688 × 44,688
  4. Step 4: Simplify right side
    21,156x = 1,997,017,344
  5. Step 5: Solve for x
    x = 1,997,017,344/21,156
  6. Step 6: Final answer
    x = 94,394.85

Related Problems

Find third proportional to 10,578 and 22,344
Half scale
Find third proportional to 42,312 and 89,376
Double scale
Find third proportional to 21,158 and 44,692
Similar ratio
Find third proportional to 31,734 and 67,032
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.