Home / 13,980.76-20,966.68-4,619.02

Finding the Fourth Proportional to 13,980.76, 20,966.68 and 4,619.02

Calculator

Solution

The fourth proportional to 13,980.76, 20,966.68 and 4,619.02 is: 6,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980.76 : 20,966.68 = 4,619.02 : x
  2. Step 2: Convert to fraction form
    13,980.76/20,966.68 = 4,619.02/x
  3. Step 3: Cross multiply
    13,980.76x = 20,966.68 × 4,619.02
  4. Step 4: Simplify right side
    13,980.76x = 96,845,514.25
  5. Step 5: Solve for x
    x = 96,845,514.25/13,980.76
  6. Step 6: Final answer
    x = 6,927.06

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.