Home / 29,520-45,144

Finding the Third Proportional to 29,520 and 45,144

Calculator

Solution

The third proportional to 29,520 and 45,144 is: 69,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,520 : 45,144 = 45,144 : x
  2. Step 2: Convert to fraction form
    29,520/45,144 = 45,144/x
  3. Step 3: Cross multiply
    29,520x = 45,144 × 45,144
  4. Step 4: Simplify right side
    29,520x = 2,037,980,736
  5. Step 5: Solve for x
    x = 2,037,980,736/29,520
  6. Step 6: Final answer
    x = 69,037.29

Related Problems

Find third proportional to 14,760 and 22,572
Half scale
Find third proportional to 59,040 and 90,288
Double scale
Find third proportional to 29,522 and 45,147
Similar ratio
Find third proportional to 44,280 and 67,716
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.