Home / 19,171.08-28,746.81-8,773.92

Finding the Fourth Proportional to 19,171.08, 28,746.81 and 8,773.92

Calculator

Solution

The fourth proportional to 19,171.08, 28,746.81 and 8,773.92 is: 13,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,171.08 : 28,746.81 = 8,773.92 : x
  2. Step 2: Convert to fraction form
    19,171.08/28,746.81 = 8,773.92/x
  3. Step 3: Cross multiply
    19,171.08x = 28,746.81 × 8,773.92
  4. Step 4: Simplify right side
    19,171.08x = 252,222,211.20
  5. Step 5: Solve for x
    x = 252,222,211.20/19,171.08
  6. Step 6: Final answer
    x = 13,156.39

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.