Home / 7,637-12,168

Finding the Third Proportional to 7,637 and 12,168

Calculator

Solution

The third proportional to 7,637 and 12,168 is: 19,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637 : 12,168 = 12,168 : x
  2. Step 2: Convert to fraction form
    7,637/12,168 = 12,168/x
  3. Step 3: Cross multiply
    7,637x = 12,168 × 12,168
  4. Step 4: Simplify right side
    7,637x = 148,060,224
  5. Step 5: Solve for x
    x = 148,060,224/7,637
  6. Step 6: Final answer
    x = 19,387.22

Related Problems

Find third proportional to 3,818.50 and 6,084
Half scale
Find third proportional to 15,274 and 24,336
Double scale
Find third proportional to 7,639 and 12,171
Similar ratio
Find third proportional to 11,455.50 and 18,252
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.