Home / 19,866.78-27,416.64-10,914.86

Finding the Fourth Proportional to 19,866.78, 27,416.64 and 10,914.86

Calculator

Solution

The fourth proportional to 19,866.78, 27,416.64 and 10,914.86 is: 15,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,866.78 : 27,416.64 = 10,914.86 : x
  2. Step 2: Convert to fraction form
    19,866.78/27,416.64 = 10,914.86/x
  3. Step 3: Cross multiply
    19,866.78x = 27,416.64 × 10,914.86
  4. Step 4: Simplify right side
    19,866.78x = 299,248,787.27
  5. Step 5: Solve for x
    x = 299,248,787.27/19,866.78
  6. Step 6: Final answer
    x = 15,062.77

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.