Home / 47,453.76-65,479.20-27,036

Finding the Fourth Proportional to 47,453.76, 65,479.20 and 27,036

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Solution

The fourth proportional to 47,453.76, 65,479.20 and 27,036 is: 37,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,453.76 : 65,479.20 = 27,036 : x
  2. Step 2: Convert to fraction form
    47,453.76/65,479.20 = 27,036/x
  3. Step 3: Cross multiply
    47,453.76x = 65,479.20 × 27,036
  4. Step 4: Simplify right side
    47,453.76x = 1,770,295,651.20
  5. Step 5: Solve for x
    x = 1,770,295,651.20/47,453.76
  6. Step 6: Final answer
    x = 37,305.70

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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.