Home / 12,753.84-19,111.32-5,820.24

Finding the Fourth Proportional to 12,753.84, 19,111.32 and 5,820.24

Calculator

Solution

The fourth proportional to 12,753.84, 19,111.32 and 5,820.24 is: 8,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753.84 : 19,111.32 = 5,820.24 : x
  2. Step 2: Convert to fraction form
    12,753.84/19,111.32 = 5,820.24/x
  3. Step 3: Cross multiply
    12,753.84x = 19,111.32 × 5,820.24
  4. Step 4: Simplify right side
    12,753.84x = 111,232,469.12
  5. Step 5: Solve for x
    x = 111,232,469.12/12,753.84
  6. Step 6: Final answer
    x = 8,721.49

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.