Home / 17,135.80-25,692.60-7,272.40

Finding the Fourth Proportional to 17,135.80, 25,692.60 and 7,272.40

Calculator

Solution

The fourth proportional to 17,135.80, 25,692.60 and 7,272.40 is: 10,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,135.80 : 25,692.60 = 7,272.40 : x
  2. Step 2: Convert to fraction form
    17,135.80/25,692.60 = 7,272.40/x
  3. Step 3: Cross multiply
    17,135.80x = 25,692.60 × 7,272.40
  4. Step 4: Simplify right side
    17,135.80x = 186,846,864.24
  5. Step 5: Solve for x
    x = 186,846,864.24/17,135.80
  6. Step 6: Final answer
    x = 10,903.89

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.