Home / 39,276-58,780

Finding the Third Proportional to 39,276 and 58,780

Calculator

Solution

The third proportional to 39,276 and 58,780 is: 87,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276 : 58,780 = 58,780 : x
  2. Step 2: Convert to fraction form
    39,276/58,780 = 58,780/x
  3. Step 3: Cross multiply
    39,276x = 58,780 × 58,780
  4. Step 4: Simplify right side
    39,276x = 3,455,088,400
  5. Step 5: Solve for x
    x = 3,455,088,400/39,276
  6. Step 6: Final answer
    x = 87,969.46

Related Problems

Find third proportional to 19,638 and 29,390
Half scale
Find third proportional to 78,552 and 117,560
Double scale
Find third proportional to 39,278 and 58,783
Similar ratio
Find third proportional to 58,914 and 88,170
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.