Home / 14,448.20-19,939.74-8,160.44

Finding the Fourth Proportional to 14,448.20, 19,939.74 and 8,160.44

Calculator

Solution

The fourth proportional to 14,448.20, 19,939.74 and 8,160.44 is: 11,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448.20 : 19,939.74 = 8,160.44 : x
  2. Step 2: Convert to fraction form
    14,448.20/19,939.74 = 8,160.44/x
  3. Step 3: Cross multiply
    14,448.20x = 19,939.74 × 8,160.44
  4. Step 4: Simplify right side
    14,448.20x = 162,717,051.89
  5. Step 5: Solve for x
    x = 162,717,051.89/14,448.20
  6. Step 6: Final answer
    x = 11,262.10

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.