Home / 18,307.65-27,437.18-9,540.21

Finding the Fourth Proportional to 18,307.65, 27,437.18 and 9,540.21

Calculator

Solution

The fourth proportional to 18,307.65, 27,437.18 and 9,540.21 is: 14,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.65 : 27,437.18 = 9,540.21 : x
  2. Step 2: Convert to fraction form
    18,307.65/27,437.18 = 9,540.21/x
  3. Step 3: Cross multiply
    18,307.65x = 27,437.18 × 9,540.21
  4. Step 4: Simplify right side
    18,307.65x = 261,756,411.31
  5. Step 5: Solve for x
    x = 261,756,411.31/18,307.65
  6. Step 6: Final answer
    x = 14,297.65

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.