Home / 15,276.90-22,912.15-7,491.30

Finding the Fourth Proportional to 15,276.90, 22,912.15 and 7,491.30

Calculator

Solution

The fourth proportional to 15,276.90, 22,912.15 and 7,491.30 is: 11,235.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276.90 : 22,912.15 = 7,491.30 : x
  2. Step 2: Convert to fraction form
    15,276.90/22,912.15 = 7,491.30/x
  3. Step 3: Cross multiply
    15,276.90x = 22,912.15 × 7,491.30
  4. Step 4: Simplify right side
    15,276.90x = 171,641,789.30
  5. Step 5: Solve for x
    x = 171,641,789.30/15,276.90
  6. Step 6: Final answer
    x = 11,235.38

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.