Home / 27,943.90-41,915.24-13,144.61

Finding the Fourth Proportional to 27,943.90, 41,915.24 and 13,144.61

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Solution

The fourth proportional to 27,943.90, 41,915.24 and 13,144.61 is: 19,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,943.90 : 41,915.24 = 13,144.61 : x
  2. Step 2: Convert to fraction form
    27,943.90/41,915.24 = 13,144.61/x
  3. Step 3: Cross multiply
    27,943.90x = 41,915.24 × 13,144.61
  4. Step 4: Simplify right side
    27,943.90x = 550,959,417.13
  5. Step 5: Solve for x
    x = 550,959,417.13/27,943.90
  6. Step 6: Final answer
    x = 19,716.63

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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.