Home / 37,428.75-51,651.72-20,661.75

Finding the Fourth Proportional to 37,428.75, 51,651.72 and 20,661.75

Calculator

Solution

The fourth proportional to 37,428.75, 51,651.72 and 20,661.75 is: 28,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,428.75 : 51,651.72 = 20,661.75 : x
  2. Step 2: Convert to fraction form
    37,428.75/51,651.72 = 20,661.75/x
  3. Step 3: Cross multiply
    37,428.75x = 51,651.72 × 20,661.75
  4. Step 4: Simplify right side
    37,428.75x = 1,067,214,925.71
  5. Step 5: Solve for x
    x = 1,067,214,925.71/37,428.75
  6. Step 6: Final answer
    x = 28,513.24

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.