Home / 27,884.66-41,815.51-13,839.53

Finding the Fourth Proportional to 27,884.66, 41,815.51 and 13,839.53

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Solution

The fourth proportional to 27,884.66, 41,815.51 and 13,839.53 is: 20,753.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,884.66 : 41,815.51 = 13,839.53 : x
  2. Step 2: Convert to fraction form
    27,884.66/41,815.51 = 13,839.53/x
  3. Step 3: Cross multiply
    27,884.66x = 41,815.51 × 13,839.53
  4. Step 4: Simplify right side
    27,884.66x = 578,706,761.43
  5. Step 5: Solve for x
    x = 578,706,761.43/27,884.66
  6. Step 6: Final answer
    x = 20,753.59

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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.