Home / 7,402-17,888

Finding the Third Proportional to 7,402 and 17,888

Calculator

Solution

The third proportional to 7,402 and 17,888 is: 43,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402 : 17,888 = 17,888 : x
  2. Step 2: Convert to fraction form
    7,402/17,888 = 17,888/x
  3. Step 3: Cross multiply
    7,402x = 17,888 × 17,888
  4. Step 4: Simplify right side
    7,402x = 319,980,544
  5. Step 5: Solve for x
    x = 319,980,544/7,402
  6. Step 6: Final answer
    x = 43,228.93

Related Problems

Find third proportional to 3,701 and 8,944
Half scale
Find third proportional to 14,804 and 35,776
Double scale
Find third proportional to 7,404 and 17,893
Similar ratio
Find third proportional to 11,103 and 26,832
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.