Home / 13,820.73-19,072.57-7,852.11

Finding the Fourth Proportional to 13,820.73, 19,072.57 and 7,852.11

Calculator

Solution

The fourth proportional to 13,820.73, 19,072.57 and 7,852.11 is: 10,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,820.73 : 19,072.57 = 7,852.11 : x
  2. Step 2: Convert to fraction form
    13,820.73/19,072.57 = 7,852.11/x
  3. Step 3: Cross multiply
    13,820.73x = 19,072.57 × 7,852.11
  4. Step 4: Simplify right side
    13,820.73x = 149,759,878.36
  5. Step 5: Solve for x
    x = 149,759,878.36/13,820.73
  6. Step 6: Final answer
    x = 10,835.89

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.