Home / 7,873-17,203

Finding the Third Proportional to 7,873 and 17,203

Calculator

Solution

The third proportional to 7,873 and 17,203 is: 37,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,873 : 17,203 = 17,203 : x
  2. Step 2: Convert to fraction form
    7,873/17,203 = 17,203/x
  3. Step 3: Cross multiply
    7,873x = 17,203 × 17,203
  4. Step 4: Simplify right side
    7,873x = 295,943,209
  5. Step 5: Solve for x
    x = 295,943,209/7,873
  6. Step 6: Final answer
    x = 37,589.64

Related Problems

Find third proportional to 3,936.50 and 8,601.50
Half scale
Find third proportional to 15,746 and 34,406
Double scale
Find third proportional to 7,875 and 17,207
Similar ratio
Find third proportional to 11,809.50 and 25,804.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.