Home / 27,915.60-41,839.32-13,104.74

Finding the Fourth Proportional to 27,915.60, 41,839.32 and 13,104.74

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Solution

The fourth proportional to 27,915.60, 41,839.32 and 13,104.74 is: 19,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,915.60 : 41,839.32 = 13,104.74 : x
  2. Step 2: Convert to fraction form
    27,915.60/41,839.32 = 13,104.74/x
  3. Step 3: Cross multiply
    27,915.60x = 41,839.32 × 13,104.74
  4. Step 4: Simplify right side
    27,915.60x = 548,293,410.38
  5. Step 5: Solve for x
    x = 548,293,410.38/27,915.60
  6. Step 6: Final answer
    x = 19,641.11

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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.