Home / 27,880.16-41,788.64-13,849.94

Finding the Fourth Proportional to 27,880.16, 41,788.64 and 13,849.94

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Solution

The fourth proportional to 27,880.16, 41,788.64 and 13,849.94 is: 20,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,880.16 : 41,788.64 = 13,849.94 : x
  2. Step 2: Convert to fraction form
    27,880.16/41,788.64 = 13,849.94/x
  3. Step 3: Cross multiply
    27,880.16x = 41,788.64 × 13,849.94
  4. Step 4: Simplify right side
    27,880.16x = 578,770,295.78
  5. Step 5: Solve for x
    x = 578,770,295.78/27,880.16
  6. Step 6: Final answer
    x = 20,759.22

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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.