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Finding the Fourth Proportional to 47,883.75, 71,775.72 and 26,792.87

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Solution

The fourth proportional to 47,883.75, 71,775.72 and 26,792.87 is: 40,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,883.75 : 71,775.72 = 26,792.87 : x
  2. Step 2: Convert to fraction form
    47,883.75/71,775.72 = 26,792.87/x
  3. Step 3: Cross multiply
    47,883.75x = 71,775.72 × 26,792.87
  4. Step 4: Simplify right side
    47,883.75x = 1,923,077,401.15
  5. Step 5: Solve for x
    x = 1,923,077,401.15/47,883.75
  6. Step 6: Final answer
    x = 40,161.38

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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.