Home / 12,858.55-17,744.93-7,553.59

Finding the Fourth Proportional to 12,858.55, 17,744.93 and 7,553.59

Calculator

Solution

The fourth proportional to 12,858.55, 17,744.93 and 7,553.59 is: 10,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,858.55 : 17,744.93 = 7,553.59 : x
  2. Step 2: Convert to fraction form
    12,858.55/17,744.93 = 7,553.59/x
  3. Step 3: Cross multiply
    12,858.55x = 17,744.93 × 7,553.59
  4. Step 4: Simplify right side
    12,858.55x = 134,037,855.96
  5. Step 5: Solve for x
    x = 134,037,855.96/12,858.55
  6. Step 6: Final answer
    x = 10,424.03

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.