Home / 25,253.10-34,871.31-15,837.90

Finding the Fourth Proportional to 25,253.10, 34,871.31 and 15,837.90

Calculator

Solution

The fourth proportional to 25,253.10, 34,871.31 and 15,837.90 is: 21,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,253.10 : 34,871.31 = 15,837.90 : x
  2. Step 2: Convert to fraction form
    25,253.10/34,871.31 = 15,837.90/x
  3. Step 3: Cross multiply
    25,253.10x = 34,871.31 × 15,837.90
  4. Step 4: Simplify right side
    25,253.10x = 552,288,320.65
  5. Step 5: Solve for x
    x = 552,288,320.65/25,253.10
  6. Step 6: Final answer
    x = 21,870.12

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.