Home / 15,772-34,340

Finding the Third Proportional to 15,772 and 34,340

Calculator

Solution

The third proportional to 15,772 and 34,340 is: 74,767.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772 : 34,340 = 34,340 : x
  2. Step 2: Convert to fraction form
    15,772/34,340 = 34,340/x
  3. Step 3: Cross multiply
    15,772x = 34,340 × 34,340
  4. Step 4: Simplify right side
    15,772x = 1,179,235,600
  5. Step 5: Solve for x
    x = 1,179,235,600/15,772
  6. Step 6: Final answer
    x = 74,767.66

Related Problems

Find third proportional to 7,886 and 17,170
Half scale
Find third proportional to 31,544 and 68,680
Double scale
Find third proportional to 15,774 and 34,344
Similar ratio
Find third proportional to 23,658 and 51,510
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.