Home / 9,474-21,487

Finding the Third Proportional to 9,474 and 21,487

Calculator

Solution

The third proportional to 9,474 and 21,487 is: 48,732.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,474 : 21,487 = 21,487 : x
  2. Step 2: Convert to fraction form
    9,474/21,487 = 21,487/x
  3. Step 3: Cross multiply
    9,474x = 21,487 × 21,487
  4. Step 4: Simplify right side
    9,474x = 461,691,169
  5. Step 5: Solve for x
    x = 461,691,169/9,474
  6. Step 6: Final answer
    x = 48,732.44

Related Problems

Find third proportional to 4,737 and 10,743.50
Half scale
Find third proportional to 18,948 and 42,974
Double scale
Find third proportional to 9,476 and 21,492
Similar ratio
Find third proportional to 14,211 and 32,230.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.