Home / 57,724.25-79,672.74-33,858.61

Finding the Fourth Proportional to 57,724.25, 79,672.74 and 33,858.61

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Solution

The fourth proportional to 57,724.25, 79,672.74 and 33,858.61 is: 46,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,724.25 : 79,672.74 = 33,858.61 : x
  2. Step 2: Convert to fraction form
    57,724.25/79,672.74 = 33,858.61/x
  3. Step 3: Cross multiply
    57,724.25x = 79,672.74 × 33,858.61
  4. Step 4: Simplify right side
    57,724.25x = 2,697,608,231.29
  5. Step 5: Solve for x
    x = 2,697,608,231.29/57,724.25
  6. Step 6: Final answer
    x = 46,732.67

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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.