Home / 12,815.25-19,207.28-9,068.11

Finding the Fourth Proportional to 12,815.25, 19,207.28 and 9,068.11

Calculator

Solution

The fourth proportional to 12,815.25, 19,207.28 and 9,068.11 is: 13,591.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815.25 : 19,207.28 = 9,068.11 : x
  2. Step 2: Convert to fraction form
    12,815.25/19,207.28 = 9,068.11/x
  3. Step 3: Cross multiply
    12,815.25x = 19,207.28 × 9,068.11
  4. Step 4: Simplify right side
    12,815.25x = 174,173,631.80
  5. Step 5: Solve for x
    x = 174,173,631.80/12,815.25
  6. Step 6: Final answer
    x = 13,591.13

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.