Home / 21,804.75-32,712-7,953.75

Finding the Fourth Proportional to 21,804.75, 32,712 and 7,953.75

Calculator

Solution

The fourth proportional to 21,804.75, 32,712 and 7,953.75 is: 11,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,804.75 : 32,712 = 7,953.75 : x
  2. Step 2: Convert to fraction form
    21,804.75/32,712 = 7,953.75/x
  3. Step 3: Cross multiply
    21,804.75x = 32,712 × 7,953.75
  4. Step 4: Simplify right side
    21,804.75x = 260,183,070
  5. Step 5: Solve for x
    x = 260,183,070/21,804.75
  6. Step 6: Final answer
    x = 11,932.40

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.