Home / 18,750.78-25,881.30-10,795.59

Finding the Fourth Proportional to 18,750.78, 25,881.30 and 10,795.59

Calculator

Solution

The fourth proportional to 18,750.78, 25,881.30 and 10,795.59 is: 14,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750.78 : 25,881.30 = 10,795.59 : x
  2. Step 2: Convert to fraction form
    18,750.78/25,881.30 = 10,795.59/x
  3. Step 3: Cross multiply
    18,750.78x = 25,881.30 × 10,795.59
  4. Step 4: Simplify right side
    18,750.78x = 279,403,903.47
  5. Step 5: Solve for x
    x = 279,403,903.47/18,750.78
  6. Step 6: Final answer
    x = 14,900.92

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.