Home / 22,740.56-31,369.96-15,654.68

Finding the Fourth Proportional to 22,740.56, 31,369.96 and 15,654.68

Calculator

Solution

The fourth proportional to 22,740.56, 31,369.96 and 15,654.68 is: 21,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,740.56 : 31,369.96 = 15,654.68 : x
  2. Step 2: Convert to fraction form
    22,740.56/31,369.96 = 15,654.68/x
  3. Step 3: Cross multiply
    22,740.56x = 31,369.96 × 15,654.68
  4. Step 4: Simplify right side
    22,740.56x = 491,086,685.41
  5. Step 5: Solve for x
    x = 491,086,685.41/22,740.56
  6. Step 6: Final answer
    x = 21,595.19

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.