Home / 34,542-51,840

Finding the Third Proportional to 34,542 and 51,840

Calculator

Solution

The third proportional to 34,542 and 51,840 is: 77,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,542 : 51,840 = 51,840 : x
  2. Step 2: Convert to fraction form
    34,542/51,840 = 51,840/x
  3. Step 3: Cross multiply
    34,542x = 51,840 × 51,840
  4. Step 4: Simplify right side
    34,542x = 2,687,385,600
  5. Step 5: Solve for x
    x = 2,687,385,600/34,542
  6. Step 6: Final answer
    x = 77,800.52

Related Problems

Find third proportional to 17,271 and 25,920
Half scale
Find third proportional to 69,084 and 103,680
Double scale
Find third proportional to 34,544 and 51,843
Similar ratio
Find third proportional to 51,813 and 77,760
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.