Home / 27,915.35-41,874.29-7,926.26

Finding the Fourth Proportional to 27,915.35, 41,874.29 and 7,926.26

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Solution

The fourth proportional to 27,915.35, 41,874.29 and 7,926.26 is: 11,889.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,915.35 : 41,874.29 = 7,926.26 : x
  2. Step 2: Convert to fraction form
    27,915.35/41,874.29 = 7,926.26/x
  3. Step 3: Cross multiply
    27,915.35x = 41,874.29 × 7,926.26
  4. Step 4: Simplify right side
    27,915.35x = 331,906,470.22
  5. Step 5: Solve for x
    x = 331,906,470.22/27,915.35
  6. Step 6: Final answer
    x = 11,889.75

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1.5x scale

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.