Home / 13,494.55-18,624.28-8,189.45

Finding the Fourth Proportional to 13,494.55, 18,624.28 and 8,189.45

Calculator

Solution

The fourth proportional to 13,494.55, 18,624.28 and 8,189.45 is: 11,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.55 : 18,624.28 = 8,189.45 : x
  2. Step 2: Convert to fraction form
    13,494.55/18,624.28 = 8,189.45/x
  3. Step 3: Cross multiply
    13,494.55x = 18,624.28 × 8,189.45
  4. Step 4: Simplify right side
    13,494.55x = 152,522,686.21
  5. Step 5: Solve for x
    x = 152,522,686.21/13,494.55
  6. Step 6: Final answer
    x = 11,302.54

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.