Home / 18,931.76-26,125.92-10,864.77

Finding the Fourth Proportional to 18,931.76, 26,125.92 and 10,864.77

Calculator

Solution

The fourth proportional to 18,931.76, 26,125.92 and 10,864.77 is: 14,993.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,931.76 : 26,125.92 = 10,864.77 : x
  2. Step 2: Convert to fraction form
    18,931.76/26,125.92 = 10,864.77/x
  3. Step 3: Cross multiply
    18,931.76x = 26,125.92 × 10,864.77
  4. Step 4: Simplify right side
    18,931.76x = 283,852,111.84
  5. Step 5: Solve for x
    x = 283,852,111.84/18,931.76
  6. Step 6: Final answer
    x = 14,993.44

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.