Home / 57,731.92-79,665.84-33,521.82

Finding the Fourth Proportional to 57,731.92, 79,665.84 and 33,521.82

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Solution

The fourth proportional to 57,731.92, 79,665.84 and 33,521.82 is: 46,257.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,731.92 : 79,665.84 = 33,521.82 : x
  2. Step 2: Convert to fraction form
    57,731.92/79,665.84 = 33,521.82/x
  3. Step 3: Cross multiply
    57,731.92x = 79,665.84 × 33,521.82
  4. Step 4: Simplify right side
    57,731.92x = 2,670,543,948.63
  5. Step 5: Solve for x
    x = 2,670,543,948.63/57,731.92
  6. Step 6: Final answer
    x = 46,257.67

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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.