Home / 28,440-40,032

Finding the Third Proportional to 28,440 and 40,032

Calculator

Solution

The third proportional to 28,440 and 40,032 is: 56,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,440 : 40,032 = 40,032 : x
  2. Step 2: Convert to fraction form
    28,440/40,032 = 40,032/x
  3. Step 3: Cross multiply
    28,440x = 40,032 × 40,032
  4. Step 4: Simplify right side
    28,440x = 1,602,561,024
  5. Step 5: Solve for x
    x = 1,602,561,024/28,440
  6. Step 6: Final answer
    x = 56,348.84

Related Problems

Find third proportional to 14,220 and 20,016
Half scale
Find third proportional to 56,880 and 80,064
Double scale
Find third proportional to 28,442 and 40,035
Similar ratio
Find third proportional to 42,660 and 60,048
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.