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Finding the Fourth Proportional to 47,361, 65,350.74 and 27,213.99

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Solution

The fourth proportional to 47,361, 65,350.74 and 27,213.99 is: 37,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361 : 65,350.74 = 27,213.99 : x
  2. Step 2: Convert to fraction form
    47,361/65,350.74 = 27,213.99/x
  3. Step 3: Cross multiply
    47,361x = 65,350.74 × 27,213.99
  4. Step 4: Simplify right side
    47,361x = 1,778,454,384.85
  5. Step 5: Solve for x
    x = 1,778,454,384.85/47,361
  6. Step 6: Final answer
    x = 37,551.03

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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.