Home / 26,481.84-39,717.51-13,140.91

Finding the Fourth Proportional to 26,481.84, 39,717.51 and 13,140.91

Calculator

Solution

The fourth proportional to 26,481.84, 39,717.51 and 13,140.91 is: 19,708.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.84 : 39,717.51 = 13,140.91 : x
  2. Step 2: Convert to fraction form
    26,481.84/39,717.51 = 13,140.91/x
  3. Step 3: Cross multiply
    26,481.84x = 39,717.51 × 13,140.91
  4. Step 4: Simplify right side
    26,481.84x = 521,924,223.87
  5. Step 5: Solve for x
    x = 521,924,223.87/26,481.84
  6. Step 6: Final answer
    x = 19,708.76

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.