Home / 27,851.90-41,794.85-12,061.15

Finding the Fourth Proportional to 27,851.90, 41,794.85 and 12,061.15

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Solution

The fourth proportional to 27,851.90, 41,794.85 and 12,061.15 is: 18,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,851.90 : 41,794.85 = 12,061.15 : x
  2. Step 2: Convert to fraction form
    27,851.90/41,794.85 = 12,061.15/x
  3. Step 3: Cross multiply
    27,851.90x = 41,794.85 × 12,061.15
  4. Step 4: Simplify right side
    27,851.90x = 504,093,880.74
  5. Step 5: Solve for x
    x = 504,093,880.74/27,851.90
  6. Step 6: Final answer
    x = 18,099.09

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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.