Home / 18,812.76-25,962.48-10,429.44

Finding the Fourth Proportional to 18,812.76, 25,962.48 and 10,429.44

Calculator

Solution

The fourth proportional to 18,812.76, 25,962.48 and 10,429.44 is: 14,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812.76 : 25,962.48 = 10,429.44 : x
  2. Step 2: Convert to fraction form
    18,812.76/25,962.48 = 10,429.44/x
  3. Step 3: Cross multiply
    18,812.76x = 25,962.48 × 10,429.44
  4. Step 4: Simplify right side
    18,812.76x = 270,774,127.41
  5. Step 5: Solve for x
    x = 270,774,127.41/18,812.76
  6. Step 6: Final answer
    x = 14,393.11

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.