Home / 15,180.81-22,778.96-10,240.09

Finding the Fourth Proportional to 15,180.81, 22,778.96 and 10,240.09

Calculator

Solution

The fourth proportional to 15,180.81, 22,778.96 and 10,240.09 is: 15,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.81 : 22,778.96 = 10,240.09 : x
  2. Step 2: Convert to fraction form
    15,180.81/22,778.96 = 10,240.09/x
  3. Step 3: Cross multiply
    15,180.81x = 22,778.96 × 10,240.09
  4. Step 4: Simplify right side
    15,180.81x = 233,258,606.25
  5. Step 5: Solve for x
    x = 233,258,606.25/15,180.81
  6. Step 6: Final answer
    x = 15,365.36

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.