Home / 20,040-31,273

Finding the Third Proportional to 20,040 and 31,273

Calculator

Solution

The third proportional to 20,040 and 31,273 is: 48,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,040 : 31,273 = 31,273 : x
  2. Step 2: Convert to fraction form
    20,040/31,273 = 31,273/x
  3. Step 3: Cross multiply
    20,040x = 31,273 × 31,273
  4. Step 4: Simplify right side
    20,040x = 978,000,529
  5. Step 5: Solve for x
    x = 978,000,529/20,040
  6. Step 6: Final answer
    x = 48,802.42

Related Problems

Find third proportional to 10,020 and 15,636.50
Half scale
Find third proportional to 40,080 and 62,546
Double scale
Find third proportional to 20,042 and 31,276
Similar ratio
Find third proportional to 30,060 and 46,909.50
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.