Home / 7,274-16,421

Finding the Third Proportional to 7,274 and 16,421

Calculator

Solution

The third proportional to 7,274 and 16,421 is: 37,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,274 : 16,421 = 16,421 : x
  2. Step 2: Convert to fraction form
    7,274/16,421 = 16,421/x
  3. Step 3: Cross multiply
    7,274x = 16,421 × 16,421
  4. Step 4: Simplify right side
    7,274x = 269,649,241
  5. Step 5: Solve for x
    x = 269,649,241/7,274
  6. Step 6: Final answer
    x = 37,070.28

Related Problems

Find third proportional to 3,637 and 8,210.50
Half scale
Find third proportional to 14,548 and 32,842
Double scale
Find third proportional to 7,276 and 16,426
Similar ratio
Find third proportional to 10,911 and 24,631.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.