Home / 47,718.64-65,855.19-35,760.88

Finding the Fourth Proportional to 47,718.64, 65,855.19 and 35,760.88

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Solution

The fourth proportional to 47,718.64, 65,855.19 and 35,760.88 is: 49,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,718.64 : 65,855.19 = 35,760.88 : x
  2. Step 2: Convert to fraction form
    47,718.64/65,855.19 = 35,760.88/x
  3. Step 3: Cross multiply
    47,718.64x = 65,855.19 × 35,760.88
  4. Step 4: Simplify right side
    47,718.64x = 2,355,039,546.97
  5. Step 5: Solve for x
    x = 2,355,039,546.97/47,718.64
  6. Step 6: Final answer
    x = 49,352.61

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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.