Home / 30,631-62,558

Finding the Third Proportional to 30,631 and 62,558

Calculator

Solution

The third proportional to 30,631 and 62,558 is: 127,762.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,631 : 62,558 = 62,558 : x
  2. Step 2: Convert to fraction form
    30,631/62,558 = 62,558/x
  3. Step 3: Cross multiply
    30,631x = 62,558 × 62,558
  4. Step 4: Simplify right side
    30,631x = 3,913,503,364
  5. Step 5: Solve for x
    x = 3,913,503,364/30,631
  6. Step 6: Final answer
    x = 127,762.83

Related Problems

Find third proportional to 15,315.50 and 31,279
Half scale
Find third proportional to 61,262 and 125,116
Double scale
Find third proportional to 30,633 and 62,562
Similar ratio
Find third proportional to 45,946.50 and 93,837
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.