Home / 18,924.74-26,115.86-10,966.78

Finding the Fourth Proportional to 18,924.74, 26,115.86 and 10,966.78

Calculator

Solution

The fourth proportional to 18,924.74, 26,115.86 and 10,966.78 is: 15,133.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.74 : 26,115.86 = 10,966.78 : x
  2. Step 2: Convert to fraction form
    18,924.74/26,115.86 = 10,966.78/x
  3. Step 3: Cross multiply
    18,924.74x = 26,115.86 × 10,966.78
  4. Step 4: Simplify right side
    18,924.74x = 286,406,891.13
  5. Step 5: Solve for x
    x = 286,406,891.13/18,924.74
  6. Step 6: Final answer
    x = 15,133.99

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.