Home / 28,797.75-43,196.63-12,381.75

Finding the Fourth Proportional to 28,797.75, 43,196.63 and 12,381.75

Calculator

Solution

The fourth proportional to 28,797.75, 43,196.63 and 12,381.75 is: 18,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.75 : 43,196.63 = 12,381.75 : x
  2. Step 2: Convert to fraction form
    28,797.75/43,196.63 = 12,381.75/x
  3. Step 3: Cross multiply
    28,797.75x = 43,196.63 × 12,381.75
  4. Step 4: Simplify right side
    28,797.75x = 534,849,873.50
  5. Step 5: Solve for x
    x = 534,849,873.50/28,797.75
  6. Step 6: Final answer
    x = 18,572.63

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.