Home / 27,530.22-41,289.12-12,731.04

Finding the Fourth Proportional to 27,530.22, 41,289.12 and 12,731.04

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Solution

The fourth proportional to 27,530.22, 41,289.12 and 12,731.04 is: 19,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.22 : 41,289.12 = 12,731.04 : x
  2. Step 2: Convert to fraction form
    27,530.22/41,289.12 = 12,731.04/x
  3. Step 3: Cross multiply
    27,530.22x = 41,289.12 × 12,731.04
  4. Step 4: Simplify right side
    27,530.22x = 525,653,438.28
  5. Step 5: Solve for x
    x = 525,653,438.28/27,530.22
  6. Step 6: Final answer
    x = 19,093.69

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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.