Home / 15,838.02-21,855.78-8,764.02

Finding the Fourth Proportional to 15,838.02, 21,855.78 and 8,764.02

Calculator

Solution

The fourth proportional to 15,838.02, 21,855.78 and 8,764.02 is: 12,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.02 : 21,855.78 = 8,764.02 : x
  2. Step 2: Convert to fraction form
    15,838.02/21,855.78 = 8,764.02/x
  3. Step 3: Cross multiply
    15,838.02x = 21,855.78 × 8,764.02
  4. Step 4: Simplify right side
    15,838.02x = 191,544,493.04
  5. Step 5: Solve for x
    x = 191,544,493.04/15,838.02
  6. Step 6: Final answer
    x = 12,093.97

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.