Home / 14,426-31,478

Finding the Third Proportional to 14,426 and 31,478

Calculator

Solution

The third proportional to 14,426 and 31,478 is: 68,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426 : 31,478 = 31,478 : x
  2. Step 2: Convert to fraction form
    14,426/31,478 = 31,478/x
  3. Step 3: Cross multiply
    14,426x = 31,478 × 31,478
  4. Step 4: Simplify right side
    14,426x = 990,864,484
  5. Step 5: Solve for x
    x = 990,864,484/14,426
  6. Step 6: Final answer
    x = 68,686.02

Related Problems

Find third proportional to 7,213 and 15,739
Half scale
Find third proportional to 28,852 and 62,956
Double scale
Find third proportional to 14,428 and 31,482
Similar ratio
Find third proportional to 21,639 and 47,217
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.