Home / 31,086-48,490

Finding the Third Proportional to 31,086 and 48,490

Calculator

Solution

The third proportional to 31,086 and 48,490 is: 75,637.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,086 : 48,490 = 48,490 : x
  2. Step 2: Convert to fraction form
    31,086/48,490 = 48,490/x
  3. Step 3: Cross multiply
    31,086x = 48,490 × 48,490
  4. Step 4: Simplify right side
    31,086x = 2,351,280,100
  5. Step 5: Solve for x
    x = 2,351,280,100/31,086
  6. Step 6: Final answer
    x = 75,637.91

Related Problems

Find third proportional to 15,543 and 24,245
Half scale
Find third proportional to 62,172 and 96,980
Double scale
Find third proportional to 31,088 and 48,493
Similar ratio
Find third proportional to 46,629 and 72,735
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.