Home / 15,357-33,138

Finding the Third Proportional to 15,357 and 33,138

Calculator

Solution

The third proportional to 15,357 and 33,138 is: 71,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,357 : 33,138 = 33,138 : x
  2. Step 2: Convert to fraction form
    15,357/33,138 = 33,138/x
  3. Step 3: Cross multiply
    15,357x = 33,138 × 33,138
  4. Step 4: Simplify right side
    15,357x = 1,098,127,044
  5. Step 5: Solve for x
    x = 1,098,127,044/15,357
  6. Step 6: Final answer
    x = 71,506.61

Related Problems

Find third proportional to 7,678.50 and 16,569
Half scale
Find third proportional to 30,714 and 66,276
Double scale
Find third proportional to 15,359 and 33,142
Similar ratio
Find third proportional to 23,035.50 and 49,707
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.