Home / 25,516.72-38,275.80-7,048.72

Finding the Fourth Proportional to 25,516.72, 38,275.80 and 7,048.72

Calculator

Solution

The fourth proportional to 25,516.72, 38,275.80 and 7,048.72 is: 10,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.72 : 38,275.80 = 7,048.72 : x
  2. Step 2: Convert to fraction form
    25,516.72/38,275.80 = 7,048.72/x
  3. Step 3: Cross multiply
    25,516.72x = 38,275.80 × 7,048.72
  4. Step 4: Simplify right side
    25,516.72x = 269,795,396.98
  5. Step 5: Solve for x
    x = 269,795,396.98/25,516.72
  6. Step 6: Final answer
    x = 10,573.28

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.