Home / 10,283.94-15,419.42-8,724.50

Finding the Fourth Proportional to 10,283.94, 15,419.42 and 8,724.50

Calculator

Solution

The fourth proportional to 10,283.94, 15,419.42 and 8,724.50 is: 13,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,283.94 : 15,419.42 = 8,724.50 : x
  2. Step 2: Convert to fraction form
    10,283.94/15,419.42 = 8,724.50/x
  3. Step 3: Cross multiply
    10,283.94x = 15,419.42 × 8,724.50
  4. Step 4: Simplify right side
    10,283.94x = 134,526,729.79
  5. Step 5: Solve for x
    x = 134,526,729.79/10,283.94
  6. Step 6: Final answer
    x = 13,081.24

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.