Home / 49,105.90-67,766.23-27,885.16

Finding the Fourth Proportional to 49,105.90, 67,766.23 and 27,885.16

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Solution

The fourth proportional to 49,105.90, 67,766.23 and 27,885.16 is: 38,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,105.90 : 67,766.23 = 27,885.16 : x
  2. Step 2: Convert to fraction form
    49,105.90/67,766.23 = 27,885.16/x
  3. Step 3: Cross multiply
    49,105.90x = 67,766.23 × 27,885.16
  4. Step 4: Simplify right side
    49,105.90x = 1,889,672,166.15
  5. Step 5: Solve for x
    x = 1,889,672,166.15/49,105.90
  6. Step 6: Final answer
    x = 38,481.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.