Home / 27,849.08-41,783.18-8,130.53

Finding the Fourth Proportional to 27,849.08, 41,783.18 and 8,130.53

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Solution

The fourth proportional to 27,849.08, 41,783.18 and 8,130.53 is: 12,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.08 : 41,783.18 = 8,130.53 : x
  2. Step 2: Convert to fraction form
    27,849.08/41,783.18 = 8,130.53/x
  3. Step 3: Cross multiply
    27,849.08x = 41,783.18 × 8,130.53
  4. Step 4: Simplify right side
    27,849.08x = 339,719,148.92
  5. Step 5: Solve for x
    x = 339,719,148.92/27,849.08
  6. Step 6: Final answer
    x = 12,198.58

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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.