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Finding the Fourth Proportional to 47,393.66, 71,039.97 and 35,670.62

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Solution

The fourth proportional to 47,393.66, 71,039.97 and 35,670.62 is: 53,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,393.66 : 71,039.97 = 35,670.62 : x
  2. Step 2: Convert to fraction form
    47,393.66/71,039.97 = 35,670.62/x
  3. Step 3: Cross multiply
    47,393.66x = 71,039.97 × 35,670.62
  4. Step 4: Simplify right side
    47,393.66x = 2,534,039,774.68
  5. Step 5: Solve for x
    x = 2,534,039,774.68/47,393.66
  6. Step 6: Final answer
    x = 53,467.91

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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.