Home / 31,590-48,438

Finding the Third Proportional to 31,590 and 48,438

Calculator

Solution

The third proportional to 31,590 and 48,438 is: 74,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,590 : 48,438 = 48,438 : x
  2. Step 2: Convert to fraction form
    31,590/48,438 = 48,438/x
  3. Step 3: Cross multiply
    31,590x = 48,438 × 48,438
  4. Step 4: Simplify right side
    31,590x = 2,346,239,844
  5. Step 5: Solve for x
    x = 2,346,239,844/31,590
  6. Step 6: Final answer
    x = 74,271.60

Related Problems

Find third proportional to 15,795 and 24,219
Half scale
Find third proportional to 63,180 and 96,876
Double scale
Find third proportional to 31,592 and 48,441
Similar ratio
Find third proportional to 47,385 and 72,657
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.