Home / 22,322.16-30,799.44-12,888.96

Finding the Fourth Proportional to 22,322.16, 30,799.44 and 12,888.96

Calculator

Solution

The fourth proportional to 22,322.16, 30,799.44 and 12,888.96 is: 17,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,322.16 : 30,799.44 = 12,888.96 : x
  2. Step 2: Convert to fraction form
    22,322.16/30,799.44 = 12,888.96/x
  3. Step 3: Cross multiply
    22,322.16x = 30,799.44 × 12,888.96
  4. Step 4: Simplify right side
    22,322.16x = 396,972,750.18
  5. Step 5: Solve for x
    x = 396,972,750.18/22,322.16
  6. Step 6: Final answer
    x = 17,783.80

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.