Home / 16,064.94-22,169.40-8,991.36

Finding the Fourth Proportional to 16,064.94, 22,169.40 and 8,991.36

Calculator

Solution

The fourth proportional to 16,064.94, 22,169.40 and 8,991.36 is: 12,407.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,064.94 : 22,169.40 = 8,991.36 : x
  2. Step 2: Convert to fraction form
    16,064.94/22,169.40 = 8,991.36/x
  3. Step 3: Cross multiply
    16,064.94x = 22,169.40 × 8,991.36
  4. Step 4: Simplify right side
    16,064.94x = 199,333,056.38
  5. Step 5: Solve for x
    x = 199,333,056.38/16,064.94
  6. Step 6: Final answer
    x = 12,407.96

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.