Home / 20,773.99-28,667.98-11,342.55

Finding the Fourth Proportional to 20,773.99, 28,667.98 and 11,342.55

Calculator

Solution

The fourth proportional to 20,773.99, 28,667.98 and 11,342.55 is: 15,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,773.99 : 28,667.98 = 11,342.55 : x
  2. Step 2: Convert to fraction form
    20,773.99/28,667.98 = 11,342.55/x
  3. Step 3: Cross multiply
    20,773.99x = 28,667.98 × 11,342.55
  4. Step 4: Simplify right side
    20,773.99x = 325,167,996.55
  5. Step 5: Solve for x
    x = 325,167,996.55/20,773.99
  6. Step 6: Final answer
    x = 15,652.65

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.