Home / 47,135.64-65,046.60-25,914.72

Finding the Fourth Proportional to 47,135.64, 65,046.60 and 25,914.72

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Solution

The fourth proportional to 47,135.64, 65,046.60 and 25,914.72 is: 35,761.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,135.64 : 65,046.60 = 25,914.72 : x
  2. Step 2: Convert to fraction form
    47,135.64/65,046.60 = 25,914.72/x
  3. Step 3: Cross multiply
    47,135.64x = 65,046.60 × 25,914.72
  4. Step 4: Simplify right side
    47,135.64x = 1,685,664,425.95
  5. Step 5: Solve for x
    x = 1,685,664,425.95/47,135.64
  6. Step 6: Final answer
    x = 35,761.99

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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.