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Finding the Fourth Proportional to 49,676.50, 68,554.03 and 27,015.70

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Solution

The fourth proportional to 49,676.50, 68,554.03 and 27,015.70 is: 37,281.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,676.50 : 68,554.03 = 27,015.70 : x
  2. Step 2: Convert to fraction form
    49,676.50/68,554.03 = 27,015.70/x
  3. Step 3: Cross multiply
    49,676.50x = 68,554.03 × 27,015.70
  4. Step 4: Simplify right side
    49,676.50x = 1,852,035,108.27
  5. Step 5: Solve for x
    x = 1,852,035,108.27/49,676.50
  6. Step 6: Final answer
    x = 37,281.92

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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.