Home / 47,138.61-65,052.06-25,917.69

Finding the Fourth Proportional to 47,138.61, 65,052.06 and 25,917.69

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Solution

The fourth proportional to 47,138.61, 65,052.06 and 25,917.69 is: 35,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.61 : 65,052.06 = 25,917.69 : x
  2. Step 2: Convert to fraction form
    47,138.61/65,052.06 = 25,917.69/x
  3. Step 3: Cross multiply
    47,138.61x = 65,052.06 × 25,917.69
  4. Step 4: Simplify right side
    47,138.61x = 1,685,999,124.94
  5. Step 5: Solve for x
    x = 1,685,999,124.94/47,138.61
  6. Step 6: Final answer
    x = 35,766.84

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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.