Home / 28,056.16-38,716.14-16,116.76

Finding the Fourth Proportional to 28,056.16, 38,716.14 and 16,116.76

Calculator

Solution

The fourth proportional to 28,056.16, 38,716.14 and 16,116.76 is: 22,240.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056.16 : 38,716.14 = 16,116.76 : x
  2. Step 2: Convert to fraction form
    28,056.16/38,716.14 = 16,116.76/x
  3. Step 3: Cross multiply
    28,056.16x = 38,716.14 × 16,116.76
  4. Step 4: Simplify right side
    28,056.16x = 623,978,736.51
  5. Step 5: Solve for x
    x = 623,978,736.51/28,056.16
  6. Step 6: Final answer
    x = 22,240.35

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.