Home / 26,555.85-39,843-11,775.15

Finding the Fourth Proportional to 26,555.85, 39,843 and 11,775.15

Calculator

Solution

The fourth proportional to 26,555.85, 39,843 and 11,775.15 is: 17,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.85 : 39,843 = 11,775.15 : x
  2. Step 2: Convert to fraction form
    26,555.85/39,843 = 11,775.15/x
  3. Step 3: Cross multiply
    26,555.85x = 39,843 × 11,775.15
  4. Step 4: Simplify right side
    26,555.85x = 469,157,301.45
  5. Step 5: Solve for x
    x = 469,157,301.45/26,555.85
  6. Step 6: Final answer
    x = 17,666.82

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.