Home / 27,690.96-38,213.04-15,754.04

Finding the Fourth Proportional to 27,690.96, 38,213.04 and 15,754.04

Calculator

Solution

The fourth proportional to 27,690.96, 38,213.04 and 15,754.04 is: 21,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,690.96 : 38,213.04 = 15,754.04 : x
  2. Step 2: Convert to fraction form
    27,690.96/38,213.04 = 15,754.04/x
  3. Step 3: Cross multiply
    27,690.96x = 38,213.04 × 15,754.04
  4. Step 4: Simplify right side
    27,690.96x = 602,009,942.63
  5. Step 5: Solve for x
    x = 602,009,942.63/27,690.96
  6. Step 6: Final answer
    x = 21,740.30

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.