Home / 30,247.50-45,371.25-8,359.50

Finding the Fourth Proportional to 30,247.50, 45,371.25 and 8,359.50

Calculator

Solution

The fourth proportional to 30,247.50, 45,371.25 and 8,359.50 is: 12,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,247.50 : 45,371.25 = 8,359.50 : x
  2. Step 2: Convert to fraction form
    30,247.50/45,371.25 = 8,359.50/x
  3. Step 3: Cross multiply
    30,247.50x = 45,371.25 × 8,359.50
  4. Step 4: Simplify right side
    30,247.50x = 379,280,964.38
  5. Step 5: Solve for x
    x = 379,280,964.38/30,247.50
  6. Step 6: Final answer
    x = 12,539.25

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.