Home / 25,845.60-38,768.64-7,125.96

Finding the Fourth Proportional to 25,845.60, 38,768.64 and 7,125.96

Calculator

Solution

The fourth proportional to 25,845.60, 38,768.64 and 7,125.96 is: 10,689.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,845.60 : 38,768.64 = 7,125.96 : x
  2. Step 2: Convert to fraction form
    25,845.60/38,768.64 = 7,125.96/x
  3. Step 3: Cross multiply
    25,845.60x = 38,768.64 × 7,125.96
  4. Step 4: Simplify right side
    25,845.60x = 276,263,777.89
  5. Step 5: Solve for x
    x = 276,263,777.89/25,845.60
  6. Step 6: Final answer
    x = 10,689.01

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.