Home / 22,648.26-33,978.40-7,857.14

Finding the Fourth Proportional to 22,648.26, 33,978.40 and 7,857.14

Calculator

Solution

The fourth proportional to 22,648.26, 33,978.40 and 7,857.14 is: 11,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,648.26 : 33,978.40 = 7,857.14 : x
  2. Step 2: Convert to fraction form
    22,648.26/33,978.40 = 7,857.14/x
  3. Step 3: Cross multiply
    22,648.26x = 33,978.40 × 7,857.14
  4. Step 4: Simplify right side
    22,648.26x = 266,973,045.78
  5. Step 5: Solve for x
    x = 266,973,045.78/22,648.26
  6. Step 6: Final answer
    x = 11,787.79

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.