Home / 51,917.56-77,826.60-33,144.64

Finding the Fourth Proportional to 51,917.56, 77,826.60 and 33,144.64

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Solution

The fourth proportional to 51,917.56, 77,826.60 and 33,144.64 is: 49,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,917.56 : 77,826.60 = 33,144.64 : x
  2. Step 2: Convert to fraction form
    51,917.56/77,826.60 = 33,144.64/x
  3. Step 3: Cross multiply
    51,917.56x = 77,826.60 × 33,144.64
  4. Step 4: Simplify right side
    51,917.56x = 2,579,534,639.42
  5. Step 5: Solve for x
    x = 2,579,534,639.42/51,917.56
  6. Step 6: Final answer
    x = 49,685.21

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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.